x7d0/0xfe0
[ 319.896592][ T6625] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 319.896625][ T6625] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 319.896678][ T6625] ? __d_alloc+0x37/0x6f0
[ 319.896705][ T6625] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 319.896736][ T6625] ? __d_alloc+0x37/0x6f0
[ 319.896759][ T6625] ? __d_alloc+0x37/0x6f0
[ 319.896792][ T6625] __d_alloc+0x37/0x6f0
[ 319.896823][ T6625] d_alloc+0x4b/0x190
[ 319.896845][ T6625] ? lookup_one_qstr_excl+0xc4/0x360
[ 319.896877][ T6625] lookup_one_qstr_excl+0xd8/0x360
[ 319.896909][ T6625] filename_create+0x20e/0x370
[ 319.896945][ T6625] ? __pfx_filename_create+0x10/0x10
[ 319.896985][ T6625] filename_mkdirat+0xd2/0x520
[ 319.897023][ T6625] ? __pfx_filename_mkdirat+0x10/0x10
[ 319.897057][ T6625] ? do_getname+0x151/0x250
[ 319.897104][ T6625] __se_sys_mkdirat+0x35/0x150
[ 319.897139][ T6625] do_syscall_64+0x166/0x520
[ 319.897165][ T6625] ? trace_irq_disable+0x3b/0x140
[ 319.897195][ T6625] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 319.897220][ T6625] ? clear_bhb_loop+0x70/0xc0
[ 319.897250][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 319.897275][ T6625] RIP: 0033:0x7f9223ffe159
[ 319.897297][ T6625] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 319.897317][ T6625] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 319.897343][ T6625] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 319.897362][ T6625] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 319.897379][ T6625] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 319.897393][ T6625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 319.897408][ T6625] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 319.897446][ T6625]
[ 320.112894][ T6625] memory: usage 8kB, limit 8kB, failcnt 1652
[ 320.112915][ T6625] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 320.112929][ T6625] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 320.112942][ T6625] Memory cgroup stats for /syz0/test:
[ 320.113059][ T6625] cache 0
[ 320.113069][ T6625] rss 0
[ 320.113076][ T6625] shmem 0
[ 320.113084][ T6625] mapped_file 0
[ 320.113091][ T6625] dirty 0
[ 320.113098][ T6625] writeback 0
[ 320.113105][ T6625] workingset_refault_anon 0
[ 320.113113][ T6625] workingset_refault_file 0
[ 320.113122][ T6625] swap 0
[ 320.113130][ T6625] swapcached 0
[ 320.113139][ T6625] pgpgin 2
[ 320.113147][ T6625] pgpgout 2
[ 320.113156][ T6625] pgfault 32
[ 320.113164][ T6625] pgmajfault 0
[ 320.113172][ T6625] inactive_anon 0
[ 320.113179][ T6625] active_anon 0
[ 320.113187][ T6625] inactive_file 0
[ 320.113195][ T6625] active_file 0
[ 320.113201][ T6625] unevictable 0
[ 320.113208][ T6625] hierarchical_memory_limit 8192
[ 320.113215][ T6625] hierarchical_memsw_limit 9223372036854771712
[ 320.113223][ T6625] total_cache 0
[ 320.113230][ T6625] total_rss 0
[ 320.113236][ T6625] total_shmem 0
[ 320.113242][ T6625] total_mapped_file 0
[ 320.113249][ T6625] total_dirty 0
[ 320.113255][ T6625] total_writeback 0
[ 320.113262][ T6625] total_workingset_refault_anon 0
[ 320.113270][ T6625] total_workingset_refault_file 0
[ 320.113277][ T6625] total_swap 0
[ 320.113284][ T6625] total_swapcached 0
[ 320.113290][ T6625] total_pgpgin 2
[ 320.113298][ T6625] total_pgpgout 2
[ 320.113305][ T6625] total_pgfault 32
[ 320.113312][ T6625] total_pgmajfault 0
[ 320.113331][ T6625] total_inactive_anon 0
[ 320.113338][ T6625] total_active_anon 0
[ 320.113346][ T6625] total_inactive_file 0
[ 320.113354][ T6625] total_active_file 0
[ 320.113362][ T6625] total_unevictable 0
[ 320.113369][ T6625] anon_cost 0
[ 320.113375][ T6625] file_cost 0
[ 320.113382][ T6625] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.277,pid=6623,uid=0
[ 320.113533][ T6625] Memory cgroup out of memory: Killed process 6623 (syz.0.277) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 320.496284][ T6634] syz.0.281 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 320.506233][ T6634] CPU: 1 UID: 0 PID: 6634 Comm: syz.0.281 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 320.506263][ T6634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 320.506276][ T6634] Call Trace:
[ 320.506285][ T6634]
[ 320.506295][ T6634] dump_stack_lvl+0xe8/0x150
[ 320.506334][ T6634] dump_header+0xd3/0x4b0
[ 320.506366][ T6634] oom_kill_process+0x3ab/0x9e0
[ 320.506397][ T6634] out_of_memory+0x1064/0x1480
[ 320.506445][ T6634] ? __pfx_out_of_memory+0x10/0x10
[ 320.506481][ T6634] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 320.506502][ T6634] ? _mutex_lock_killable+0x152/0x1d0
[ 320.506528][ T6634] ? try_charge_memcg+0xcc3/0x16f0
[ 320.506576][ T6634] try_charge_memcg+0xd82/0x16f0
[ 320.506623][ T6634] ? __pfx_try_charge_memcg+0x10/0x10
[ 320.506652][ T6634] ? reacquire_held_locks+0x117/0x1a0
[ 320.506690][ T6634] ? percpu_ref_tryget+0x15/0x180
[ 320.506710][ T6634] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 320.506742][ T6634] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 320.506767][ T6634] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 320.506796][ T6634] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 320.506843][ T6634] ? __d_alloc+0x37/0x6f0
[ 320.506868][ T6634] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 320.506897][ T6634] ? __d_alloc+0x37/0x6f0
[ 320.506919][ T6634] ? __d_alloc+0x37/0x6f0
[ 320.506949][ T6634] __d_alloc+0x37/0x6f0
[ 320.506974][ T6634] d_alloc+0x4b/0x190
[ 320.506991][ T6634] ? lookup_one_qstr_excl+0xc4/0x360
[ 320.507014][ T6634] lookup_one_qstr_excl+0xd8/0x360
[ 320.507039][ T6634] filename_create+0x20e/0x370
[ 320.507068][ T6634] ? __pfx_filename_create+0x10/0x10
[ 320.507102][ T6634] filename_mkdirat+0xd2/0x520
[ 320.507132][ T6634] ? __pfx_filename_mkdirat+0x10/0x10
[ 320.507158][ T6634] ? do_getname+0x151/0x250
[ 320.507188][ T6634] __se_sys_mkdirat+0x35/0x150
[ 320.507215][ T6634] do_syscall_64+0x166/0x520
[ 320.507238][ T6634] ? trace_irq_disable+0x3b/0x140
[ 320.507264][ T6634] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 320.507284][ T6634] ? clear_bhb_loop+0x70/0xc0
[ 320.507309][ T6634] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 320.507329][ T6634] RIP: 0033:0x7f9223ffe159
[ 320.507351][ T6634] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 320.507369][ T6634] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 320.507393][ T6634] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 320.507409][ T6634] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 320.507423][ T6634] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 320.507435][ T6634] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 320.507447][ T6634] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 320.507493][ T6634]
[ 320.507503][ T6634] memory: usage 8kB, limit 8kB, failcnt 1705
[ 320.507518][ T6634] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 320.507533][ T6634] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 320.507548][ T6634] Memory cgroup stats for /syz0/test:
[ 320.507703][ T6634] cache 0
[ 320.507712][ T6634] rss 0
[ 320.507719][ T6634] shmem 0
[ 320.507725][ T6634] mapped_file 0
[ 320.507732][ T6634] dirty 0
[ 320.507739][ T6634] writeback 0
[ 320.507746][ T6634] workingset_refault_anon 0
[ 320.507754][ T6634] workingset_refault_file 0
[ 320.507761][ T6634] swap 0
[ 320.507768][ T6634] swapcached 0
[ 320.507775][ T6634] pgpgin 2
[ 320.507781][ T6634] pgpgout 2
[ 320.507788][ T6634] pgfault 32
[ 320.507796][ T6634] pgmajfault 0
[ 320.507803][ T6634] inactive_anon 0
[ 320.507811][ T6634] active_anon 0
[ 320.507818][ T6634] inactive_file 0
[ 320.507825][ T6634] active_file 0
[ 320.507831][ T6634] unevictable 0
[ 320.507837][ T6634] hierarchical_memory_limit 8192
[ 320.507845][ T6634] hierarchical_memsw_limit 9223372036854771712
[ 320.507853][ T6634] total_cache 0
[ 320.507860][ T6634] total_rss 0
[ 320.507866][ T6634] total_shmem 0
[ 320.507874][ T6634] total_mapped_file 0
[ 320.507881][ T6634] total_dirty 0
[ 320.507888][ T6634] total_writeback 0
[ 320.507908][ T6634] total_workingset_refault_anon 0
[ 320.507915][ T6634] total_workingset_refault_file 0
[ 320.507923][ T6634] total_swap 0
[ 320.507930][ T6634] total_swapcached 0
[ 320.507938][ T6634] total_pgpgin 2
[ 320.507945][ T6634] total_pgpgout 2
[ 320.507953][ T6634] total_pgfault 32
[ 320.507962][ T6634] total_pgmajfault 0
[ 320.507969][ T6634] total_inactive_anon 0
[ 320.507977][ T6634] total_active_anon 0
[ 320.507985][ T6634] total_inactive_file 0
[ 320.507992][ T6634] total_active_file 0
[ 320.508000][ T6634] total_unevictable 0
[ 320.508007][ T6634] anon_cost 0
[ 320.508013][ T6634] file_cost 0
[ 320.508022][ T6634] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.281,pid=6633,uid=0
[ 320.508324][ T6634] Memory cgroup out of memory: Killed process 6633 (syz.0.281) total-vm:45132kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 321.090023][ T6632] syz.1.280 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 321.099893][ T6632] CPU: 1 UID: 0 PID: 6632 Comm: syz.1.280 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 321.099922][ T6632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 321.099936][ T6632] Call Trace:
[ 321.099946][ T6632]
[ 321.099956][ T6632] dump_stack_lvl+0xe8/0x150
[ 321.099993][ T6632] dump_header+0xd3/0x4b0
[ 321.100025][ T6632] oom_kill_process+0x3ab/0x9e0
[ 321.100065][ T6632] out_of_memory+0x1064/0x1480
[ 321.100109][ T6632] ? __pfx_out_of_memory+0x10/0x10
[ 321.100140][ T6632] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 321.100164][ T6632] ? _mutex_lock_killable+0x152/0x1d0
[ 321.100197][ T6632] ? try_charge_memcg+0xcc3/0x16f0
[ 321.100231][ T6632] try_charge_memcg+0xd82/0x16f0
[ 321.100260][ T6632] ? __lock_acquire+0x6df/0x2e40
[ 321.100305][ T6632] ? __pfx_try_charge_memcg+0x10/0x10
[ 321.100344][ T6632] ? percpu_ref_tryget+0x15/0x180
[ 321.100366][ T6632] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 321.100402][ T6632] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 321.100438][ T6632] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 321.100470][ T6632] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 321.100521][ T6632] ? tracefs_alloc_inode+0x30/0x120
[ 321.100545][ T6632] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 321.100573][ T6632] ? tracefs_alloc_inode+0x30/0x120
[ 321.100596][ T6632] ? tracefs_alloc_inode+0x30/0x120
[ 321.100624][ T6632] ? __pfx_tracefs_alloc_inode+0x10/0x10
[ 321.100645][ T6632] tracefs_alloc_inode+0x30/0x120
[ 321.100671][ T6632] ? __pfx_tracefs_alloc_inode+0x10/0x10
[ 321.100691][ T6632] alloc_inode+0x6a/0x1b0
[ 321.100724][ T6632] new_inode+0x1f/0x170
[ 321.100749][ T6632] tracefs_create_file+0xef/0x620
[ 321.100778][ T6632] trace_create_file+0x32/0x70
[ 321.100808][ T6632] create_event_toplevel_files+0x9a/0x1a0
[ 321.100839][ T6632] event_trace_add_tracer+0x8a/0x3b0
[ 321.100870][ T6632] trace_array_create_dir+0x77/0x160
[ 321.100904][ T6632] trace_array_create_systems+0xb3c/0xe60
[ 321.100933][ T6632] ? mutex_lock_nested+0x152/0x1d0
[ 321.100969][ T6632] instance_mkdir+0xd5/0x140
[ 321.100997][ T6632] tracefs_syscall_mkdir+0x11a/0x190
[ 321.101021][ T6632] ? __pfx_tracefs_syscall_mkdir+0x10/0x10
[ 321.101044][ T6632] ? generic_permission+0x2bf/0x670
[ 321.101080][ T6632] ? __pfx_tracefs_permission+0x10/0x10
[ 321.101106][ T6632] ? bpf_lsm_inode_mkdir+0x9/0x20
[ 321.101141][ T6632] vfs_mkdir+0x408/0x620
[ 321.101177][ T6632] filename_mkdirat+0x289/0x520
[ 321.101231][ T6632] ? __pfx_filename_mkdirat+0x10/0x10
[ 321.101265][ T6632] ? do_getname+0x151/0x250
[ 321.101301][ T6632] __se_sys_mkdirat+0x35/0x150
[ 321.101335][ T6632] do_syscall_64+0x166/0x520
[ 321.101361][ T6632] ? trace_irq_disable+0x3b/0x140
[ 321.101388][ T6632] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 321.101411][ T6632] ? clear_bhb_loop+0x70/0xc0
[ 321.101447][ T6632] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 321.101471][ T6632] RIP: 0033:0x7f64e569e159
[ 321.101493][ T6632] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 321.101514][ T6632] RSP: 002b:00007f64e4cfe028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 321.101539][ T6632] RAX: ffffffffffffffda RBX: 00007f64e5925fa0 RCX: 00007f64e569e159
[ 321.101555][ T6632] RDX: 00000000000001ff RSI: 0000200000000140 RDI: ffffffffffffff9c
[ 321.101571][ T6632] RBP: 00007f64e5735024 R08: 0000000000000000 R09: 0000000000000000
[ 321.101586][ T6632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 321.101600][ T6632] R13: 00007f64e5926038 R14: 00007f64e5925fa0 R15: 00007fffb601d358
[ 321.101638][ T6632]
[ 321.101675][ T6632] memory: usage 8kB, limit 8kB, failcnt 2533
[ 321.101690][ T6632] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 321.101706][ T6632] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 321.101720][ T6632] Memory cgroup stats for /syz1/test:
[ 321.101847][ T6632] cache 0
[ 321.101858][ T6632] rss 0
[ 321.101866][ T6632] shmem 0
[ 321.101874][ T6632] mapped_file 0
[ 321.101884][ T6632] dirty 0
[ 321.101892][ T6632] writeback 0
[ 321.101901][ T6632] workingset_refault_anon 0
[ 321.101910][ T6632] workingset_refault_file 0
[ 321.101920][ T6632] swap 0
[ 321.101928][ T6632] swapcached 8192
[ 321.101937][ T6632] pgpgin 3
[ 321.101945][ T6632] pgpgout 3
[ 321.101954][ T6632] pgfault 36
[ 321.101963][ T6632] pgmajfault 0
[ 321.101972][ T6632] inactive_anon 0
[ 321.101981][ T6632] active_anon 0
[ 321.101990][ T6632] inactive_file 0
[ 321.101999][ T6632] active_file 0
[ 321.102008][ T6632] unevictable 0
[ 321.102017][ T6632] hierarchical_memory_limit 8192
[ 321.102027][ T6632] hierarchical_memsw_limit 9223372036854771712
[ 321.102038][ T6632] total_cache 0
[ 321.102047][ T6632] total_rss 0
[ 321.102056][ T6632] total_shmem 0
[ 321.102065][ T6632] total_mapped_file 0
[ 321.102075][ T6632] total_dirty 0
[ 321.102083][ T6632] total_writeback 0
[ 321.102092][ T6632] total_workingset_refault_anon 0
[ 321.102102][ T6632] total_workingset_refault_file 0
[ 321.102124][ T6632] total_swap 0
[ 321.102132][ T6632] total_swapcached 8192
[ 321.102141][ T6632] total_pgpgin 3
[ 321.102149][ T6632] total_pgpgout 3
[ 321.102158][ T6632] total_pgfault 36
[ 321.102166][ T6632] total_pgmajfault 0
[ 321.102175][ T6632] total_inactive_anon 0
[ 321.102184][ T6632] total_active_anon 0
[ 321.102193][ T6632] total_inactive_file 0
[ 321.102201][ T6632] total_active_file 0
[ 321.102210][ T6632] total_unevictable 0
[ 321.102218][ T6632] anon_cost 0
[ 321.102226][ T6632] file_cost 0
[ 321.102234][ T6632] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz1/test,task_memcg=/syz1/test,task=syz.1.280,pid=6629,uid=0
[ 321.102384][ T6632] Memory cgroup out of memory: Killed process 6629 (syz.1.280) total-vm:45132kB, anon-rss:1348kB, file-rss:1172kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000
[ 321.400069][ T6632] Could not create tracefs 'show_event_filters' entry
[ 321.740846][ T6639] syz.0.284 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 321.750779][ T6639] CPU: 1 UID: 0 PID: 6639 Comm: syz.0.284 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 321.750810][ T6639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 321.750824][ T6639] Call Trace:
[ 321.750834][ T6639]
[ 321.750844][ T6639] dump_stack_lvl+0xe8/0x150
[ 321.750890][ T6639] dump_header+0xd3/0x4b0
[ 321.750926][ T6639] oom_kill_process+0x3ab/0x9e0
[ 321.750967][ T6639] out_of_memory+0x1064/0x1480
[ 321.751015][ T6639] ? __pfx_out_of_memory+0x10/0x10
[ 321.751049][ T6639] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 321.751076][ T6639] ? _mutex_lock_killable+0x152/0x1d0
[ 321.751108][ T6639] ? try_charge_memcg+0xcc3/0x16f0
[ 321.751146][ T6639] try_charge_memcg+0xd82/0x16f0
[ 321.751199][ T6639] ? __pfx_try_charge_memcg+0x10/0x10
[ 321.751231][ T6639] ? reacquire_held_locks+0x117/0x1a0
[ 321.751272][ T6639] ? percpu_ref_tryget+0x15/0x180
[ 321.751295][ T6639] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 321.751332][ T6639] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 321.751362][ T6639] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 321.751395][ T6639] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 321.751449][ T6639] ? __d_alloc+0x37/0x6f0
[ 321.751473][ T6639] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 321.751502][ T6639] ? __d_alloc+0x37/0x6f0
[ 321.751525][ T6639] ? __d_alloc+0x37/0x6f0
[ 321.751557][ T6639] __d_alloc+0x37/0x6f0
[ 321.751586][ T6639] d_alloc+0x4b/0x190
[ 321.751607][ T6639] ? lookup_one_qstr_excl+0xc4/0x360
[ 321.751635][ T6639] lookup_one_qstr_excl+0xd8/0x360
[ 321.751667][ T6639] filename_create+0x20e/0x370
[ 321.751700][ T6639] ? __pfx_filename_create+0x10/0x10
[ 321.751739][ T6639] filename_mkdirat+0xd2/0x520
[ 321.751774][ T6639] ? __pfx_filename_mkdirat+0x10/0x10
[ 321.751804][ T6639] ? do_getname+0x151/0x250
[ 321.751839][ T6639] __se_sys_mkdirat+0x35/0x150
[ 321.751878][ T6639] do_syscall_64+0x166/0x520
[ 321.751904][ T6639] ? trace_irq_disable+0x3b/0x140
[ 321.751931][ T6639] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 321.751954][ T6639] ? clear_bhb_loop+0x70/0xc0
[ 321.751983][ T6639] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 321.752007][ T6639] RIP: 0033:0x7f9223ffe159
[ 321.752028][ T6639] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 321.752048][ T6639] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 321.752071][ T6639] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 321.752088][ T6639] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 321.752102][ T6639] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 321.752117][ T6639] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 321.752134][ T6639] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 321.752170][ T6639]
[ 321.754945][ T6639] memory: usage 8kB, limit 8kB, failcnt 1752
[ 321.754964][ T6639] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 321.754981][ T6639] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 321.754997][ T6639] Memory cgroup stats for /syz0/test:
[ 321.755128][ T6639] cache 0
[ 321.755140][ T6639] rss 0
[ 321.755149][ T6639] shmem 0
[ 321.755157][ T6639] mapped_file 0
[ 321.755166][ T6639] dirty 0
[ 321.755175][ T6639] writeback 0
[ 321.755184][ T6639] workingset_refault_anon 0
[ 321.755194][ T6639] workingset_refault_file 0
[ 321.755204][ T6639] swap 0
[ 321.755213][ T6639] swapcached 0
[ 321.755222][ T6639] pgpgin 2
[ 321.755231][ T6639] pgpgout 2
[ 321.755239][ T6639] pgfault 32
[ 321.755248][ T6639] pgmajfault 0
[ 321.755257][ T6639] inactive_anon 0
[ 321.755266][ T6639] active_anon 0
[ 321.755288][ T6639] inactive_file 0
[ 321.755297][ T6639] active_file 0
[ 321.755306][ T6639] unevictable 0
[ 321.755314][ T6639] hierarchical_memory_limit 8192
[ 321.755324][ T6639] hierarchical_memsw_limit 9223372036854771712
[ 321.755335][ T6639] total_cache 0
[ 321.755344][ T6639] total_rss 0
[ 321.755352][ T6639] total_shmem 0
[ 321.755361][ T6639] total_mapped_file 0
[ 321.755370][ T6639] total_dirty 0
[ 321.755379][ T6639] total_writeback 0
[ 321.755389][ T6639] total_workingset_refault_anon 0
[ 321.755399][ T6639] total_workingset_refault_file 0
[ 321.755409][ T6639] total_swap 0
[ 321.755423][ T6639] total_swapcached 0
[ 321.755432][ T6639] total_pgpgin 2
[ 321.755441][ T6639] total_pgpgout 2
[ 321.755450][ T6639] total_pgfault 32
[ 321.755460][ T6639] total_pgmajfault 0
[ 321.755469][ T6639] total_inactive_anon 0
[ 321.755478][ T6639] total_active_anon 0
[ 321.755487][ T6639] total_inactive_file 0
[ 321.755497][ T6639] total_active_file 0
[ 321.755506][ T6639] total_unevictable 0
[ 321.755515][ T6639] anon_cost 0
[ 321.755524][ T6639] file_cost 0
[ 321.755533][ T6639] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.284,pid=6637,uid=0
[ 321.755671][ T6639] Memory cgroup out of memory: Killed process 6637 (syz.0.284) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 322.012092][ T6632] Could not create tracefs 'show_event_triggers' entry
[ 322.087700][ T6640] syz.3.283 invoked oom-killer: gfp_mask=0x400cc0(GFP_KERNEL_ACCOUNT), order=0, oom_score_adj=1000
[ 322.087763][ T6640] CPU: 0 UID: 0 PID: 6640 Comm: syz.3.283 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 322.087810][ T6640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 322.087851][ T6640] Call Trace:
[ 322.087874][ T6640]
[ 322.087896][ T6640] dump_stack_lvl+0xe8/0x150
[ 322.087998][ T6640] dump_header+0xd3/0x4b0
[ 322.088082][ T6640] oom_kill_process+0x3ab/0x9e0
[ 322.088194][ T6640] out_of_memory+0x1064/0x1480
[ 322.088318][ T6640] ? __pfx_out_of_memory+0x10/0x10
[ 322.088423][ T6640] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 322.088508][ T6640] ? _mutex_lock_killable+0x152/0x1d0
[ 322.088592][ T6640] ? try_charge_memcg+0xcc3/0x16f0
[ 322.088686][ T6640] try_charge_memcg+0xd82/0x16f0
[ 322.088755][ T6640] ? __lock_acquire+0x6df/0x2e40
[ 322.088840][ T6640] ? __pfx_try_charge_memcg+0x10/0x10
[ 322.088943][ T6640] ? percpu_ref_tryget+0x15/0x180
[ 322.089004][ T6640] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 322.089099][ T6640] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 322.089173][ T6640] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 322.089238][ T6640] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 322.089371][ T6640] __kvmalloc_node_noprof+0x6a5/0x890
[ 322.089459][ T6640] ? simple_xattr_alloc+0x5e/0x100
[ 322.089531][ T6640] ? simple_xattr_alloc+0x5e/0x100
[ 322.089616][ T6640] simple_xattr_alloc+0x5e/0x100
[ 322.089693][ T6640] shmem_initxattrs+0x2ad/0x530
[ 322.089797][ T6640] security_inode_init_security+0x29b/0x3e0
[ 322.089862][ T6640] ? __pfx_shmem_initxattrs+0x10/0x10
[ 322.089965][ T6640] ? __pfx_security_inode_init_security+0x10/0x10
[ 322.090073][ T6640] ? set_cached_acl+0xd2/0x180
[ 322.090123][ T6640] ? simple_acl_create+0x184/0x1b0
[ 322.090204][ T6640] shmem_mknod+0x1ea/0x340
[ 322.090299][ T6640] shmem_mkdir+0x33/0x70
[ 322.090393][ T6640] vfs_mkdir+0x408/0x620
[ 322.090489][ T6640] filename_mkdirat+0x289/0x520
[ 322.090580][ T6640] ? __pfx_filename_mkdirat+0x10/0x10
[ 322.090663][ T6640] ? do_getname+0x151/0x250
[ 322.090708][ T6640] __se_sys_mkdirat+0x35/0x150
[ 322.090790][ T6640] do_syscall_64+0x166/0x520
[ 322.090860][ T6640] ? trace_irq_disable+0x3b/0x140
[ 322.090932][ T6640] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 322.090994][ T6640] ? clear_bhb_loop+0x70/0xc0
[ 322.091066][ T6640] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 322.091119][ T6640] RIP: 0033:0x7f4d9691e159
[ 322.091178][ T6640] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 322.091221][ T6640] RSP: 002b:00007f4d95f7e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 322.091284][ T6640] RAX: ffffffffffffffda RBX: 00007f4d96ba5fa0 RCX: 00007f4d9691e159
[ 322.091335][ T6640] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 322.091372][ T6640] RBP: 00007f4d969b5024 R08: 0000000000000000 R09: 0000000000000000
[ 322.091432][ T6640] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 322.091473][ T6640] R13: 00007f4d96ba6038 R14: 00007f4d96ba5fa0 R15: 00007ffcfd170f18
[ 322.091570][ T6640]
[ 322.227511][ T6640] memory: usage 8kB, limit 8kB, failcnt 1511
[ 322.227548][ T6640] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 322.227594][ T6640] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 322.227631][ T6640] Memory cgroup stats for /syz3/test:
[ 322.227958][ T6640] cache 0
[ 322.227985][ T6640] rss 0
[ 322.228004][ T6640] shmem 0
[ 322.228024][ T6640] mapped_file 0
[ 322.228043][ T6640] dirty 0
[ 322.228062][ T6640] writeback 0
[ 322.228081][ T6640] workingset_refault_anon 2
[ 322.228101][ T6640] workingset_refault_file 0
[ 322.228121][ T6640] swap 0
[ 322.228140][ T6640] swapcached 16384
[ 322.228159][ T6640] pgpgin 9
[ 322.228178][ T6640] pgpgout 9
[ 322.228198][ T6640] pgfault 44
[ 322.228224][ T6640] pgmajfault 2
[ 322.228243][ T6640] inactive_anon 0
[ 322.228263][ T6640] active_anon 0
[ 322.228283][ T6640] inactive_file 0
[ 322.228302][ T6640] active_file 0
[ 322.228328][ T6640] unevictable 0
[ 322.228342][ T6640] hierarchical_memory_limit 8192
[ 322.228363][ T6640] hierarchical_memsw_limit 9223372036854771712
[ 322.228384][ T6640] total_cache 0
[ 322.228403][ T6640] total_rss 0
[ 322.228422][ T6640] total_shmem 0
[ 322.228447][ T6640] total_mapped_file 0
[ 322.228467][ T6640] total_dirty 0
[ 322.228487][ T6640] total_writeback 0
[ 322.228513][ T6640] total_workingset_refault_anon 2
[ 322.228534][ T6640] total_workingset_refault_file 0
[ 322.228554][ T6640] total_swap 0
[ 322.228573][ T6640] total_swapcached 16384
[ 322.228593][ T6640] total_pgpgin 9
[ 322.228622][ T6640] total_pgpgout 9
[ 322.228640][ T6640] total_pgfault 44
[ 322.228658][ T6640] total_pgmajfault 2
[ 322.228683][ T6640] total_inactive_anon 0
[ 322.228702][ T6640] total_active_anon 0
[ 322.228720][ T6640] total_inactive_file 0
[ 322.229578][ T6640] total_active_file 0
[ 322.242218][ T6640] total_unevictable 0
[ 322.242255][ T6640] anon_cost 0
[ 322.242275][ T6640] file_cost 0
[ 322.242296][ T6640] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz3/test,task_memcg=/syz3/test,task=syz.3.283,pid=6635,uid=0
[ 322.242807][ T6640] Memory cgroup out of memory: Killed process 6640 (syz.3.283) total-vm:45264kB, anon-rss:1360kB, file-rss:1172kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000
[ 322.849584][ T6632] Could not create tracefs 'set_event_pid' entry
[ 322.909153][ T6632] Could not create tracefs 'set_event_notrace_pid' entry
[ 322.959383][ T6632] Could not create tracefs 'events' directory
[ 323.010113][ T6651] syz.0.287 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 323.010204][ T6651] CPU: 0 UID: 0 PID: 6651 Comm: syz.0.287 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 323.010250][ T6651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 323.010277][ T6651] Call Trace:
[ 323.010305][ T6651]
[ 323.010350][ T6651] dump_stack_lvl+0xe8/0x150
[ 323.010486][ T6651] dump_header+0xd3/0x4b0
[ 323.010583][ T6651] oom_kill_process+0x3ab/0x9e0
[ 323.010690][ T6651] out_of_memory+0x1064/0x1480
[ 323.010803][ T6651] ? __pfx_out_of_memory+0x10/0x10
[ 323.010886][ T6651] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 323.010952][ T6651] ? _mutex_lock_killable+0x152/0x1d0
[ 323.011035][ T6651] ? try_charge_memcg+0xcc3/0x16f0
[ 323.011131][ T6651] try_charge_memcg+0xd82/0x16f0
[ 323.011267][ T6651] ? __pfx_try_charge_memcg+0x10/0x10
[ 323.011349][ T6651] ? reacquire_held_locks+0x117/0x1a0
[ 323.011455][ T6651] ? percpu_ref_tryget+0x15/0x180
[ 323.011528][ T6651] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 323.011620][ T6651] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 323.011667][ T6651] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 323.011711][ T6651] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 323.011863][ T6651] ? __d_alloc+0x37/0x6f0
[ 323.011917][ T6651] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 323.011987][ T6651] ? __d_alloc+0x37/0x6f0
[ 323.012045][ T6651] ? __d_alloc+0x37/0x6f0
[ 323.012127][ T6651] __d_alloc+0x37/0x6f0
[ 323.012259][ T6651] d_alloc+0x4b/0x190
[ 323.012302][ T6651] ? lookup_one_qstr_excl+0xc4/0x360
[ 323.012386][ T6651] lookup_one_qstr_excl+0xd8/0x360
[ 323.012464][ T6651] filename_create+0x20e/0x370
[ 323.012557][ T6651] ? __pfx_filename_create+0x10/0x10
[ 323.012656][ T6651] filename_mkdirat+0xd2/0x520
[ 323.012758][ T6651] ? __pfx_filename_mkdirat+0x10/0x10
[ 323.012864][ T6651] ? do_getname+0x151/0x250
[ 323.012960][ T6651] __se_sys_mkdirat+0x35/0x150
[ 323.013044][ T6651] do_syscall_64+0x166/0x520
[ 323.013110][ T6651] ? trace_irq_disable+0x3b/0x140
[ 323.013152][ T6651] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 323.013203][ T6651] ? clear_bhb_loop+0x70/0xc0
[ 323.013310][ T6651] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 323.013381][ T6651] RIP: 0033:0x7f9223ffe159
[ 323.013428][ T6651] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 323.013480][ T6651] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 323.013544][ T6651] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 323.013587][ T6651] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 323.013629][ T6651] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 323.013662][ T6651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 323.013702][ T6651] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 323.013796][ T6651]
[ 323.057610][ T6651] memory: usage 8kB, limit 8kB, failcnt 1821
[ 323.057666][ T6651] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 323.057705][ T6651] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 323.057736][ T6651] Memory cgroup stats for /syz0/test:
[ 323.058052][ T6651] cache 0
[ 323.058087][ T6651] rss 0
[ 323.058111][ T6651] shmem 0
[ 323.058136][ T6651] mapped_file 0
[ 323.058156][ T6651] dirty 0
[ 323.058182][ T6651] writeback 0
[ 323.058202][ T6651] workingset_refault_anon 0
[ 323.058223][ T6651] workingset_refault_file 0
[ 323.058244][ T6651] swap 0
[ 323.058263][ T6651] swapcached 0
[ 323.058282][ T6651] pgpgin 2
[ 323.058302][ T6651] pgpgout 2
[ 323.058322][ T6651] pgfault 32
[ 323.058341][ T6651] pgmajfault 0
[ 323.058365][ T6651] inactive_anon 0
[ 323.058384][ T6651] active_anon 0
[ 323.058404][ T6651] inactive_file 0
[ 323.058425][ T6651] active_file 0
[ 323.058444][ T6651] unevictable 0
[ 323.058470][ T6651] hierarchical_memory_limit 8192
[ 323.058490][ T6651] hierarchical_memsw_limit 9223372036854771712
[ 323.058518][ T6651] total_cache 0
[ 323.058537][ T6651] total_rss 0
[ 323.058557][ T6651] total_shmem 0
[ 323.058577][ T6651] total_mapped_file 0
[ 323.058596][ T6651] total_dirty 0
[ 323.069590][ T6651] total_writeback 0
[ 323.069627][ T6651] total_workingset_refault_anon 0
[ 323.071152][ T6651] total_workingset_refault_file 0
[ 323.071182][ T6651] total_swap 0
[ 323.071202][ T6651] total_swapcached 0
[ 323.071229][ T6651] total_pgpgin 2
[ 323.071250][ T6651] total_pgpgout 2
[ 323.071269][ T6651] total_pgfault 32
[ 323.071290][ T6651] total_pgmajfault 0
[ 323.081495][ T6651] total_inactive_anon 0
[ 323.081538][ T6651] total_active_anon 0
[ 323.081569][ T6651] total_inactive_file 0
[ 323.081592][ T6651] total_active_file 0
[ 323.081878][ T6651] total_unevictable 0
[ 323.081909][ T6651] anon_cost 0
[ 323.081930][ T6651] file_cost 0
[ 323.081954][ T6651] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.287,pid=6650,uid=0
[ 323.082326][ T6651] Memory cgroup out of memory: Killed process 6650 (syz.0.287) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 323.224966][ T39] oom_reaper: reaped process 6629 (syz.1.280), now anon-rss:0kB, file-rss:72kB, shmem-rss:0kB
2026/09/04 04:56:48 executed programs: 285
[ 323.655467][ T6654] syz.3.289 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 323.665477][ T6654] CPU: 1 UID: 0 PID: 6654 Comm: syz.3.289 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 323.665505][ T6654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 323.665521][ T6654] Call Trace:
[ 323.665531][ T6654]
[ 323.665541][ T6654] dump_stack_lvl+0xe8/0x150
[ 323.665580][ T6654] dump_header+0xd3/0x4b0
[ 323.665616][ T6654] oom_kill_process+0x3ab/0x9e0
[ 323.665657][ T6654] out_of_memory+0x1064/0x1480
[ 323.665706][ T6654] ? __pfx_out_of_memory+0x10/0x10
[ 323.665740][ T6654] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 323.665767][ T6654] ? _mutex_lock_killable+0x152/0x1d0
[ 323.665800][ T6654] ? try_charge_memcg+0xcc3/0x16f0
[ 323.665836][ T6654] try_charge_memcg+0xd82/0x16f0
[ 323.665870][ T6654] ? __lock_acquire+0x6df/0x2e40
[ 323.665919][ T6654] ? __pfx_try_charge_memcg+0x10/0x10
[ 323.665958][ T6654] ? percpu_ref_tryget+0x15/0x180
[ 323.665983][ T6654] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 323.666022][ T6654] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 323.666052][ T6654] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 323.666085][ T6654] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 323.666140][ T6654] ? tracefs_alloc_inode+0x30/0x120
[ 323.666166][ T6654] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 323.666195][ T6654] ? tracefs_alloc_inode+0x30/0x120
[ 323.666219][ T6654] ? tracefs_alloc_inode+0x30/0x120
[ 323.666250][ T6654] ? __pfx_tracefs_alloc_inode+0x10/0x10
[ 323.666274][ T6654] tracefs_alloc_inode+0x30/0x120
[ 323.666300][ T6654] ? __pfx_tracefs_alloc_inode+0x10/0x10
[ 323.666322][ T6654] alloc_inode+0x6a/0x1b0
[ 323.666368][ T6654] new_inode+0x1f/0x170
[ 323.666395][ T6654] tracefs_create_file+0xef/0x620
[ 323.666427][ T6654] trace_create_file+0x32/0x70
[ 323.666459][ T6654] create_event_toplevel_files+0x9a/0x1a0
[ 323.666491][ T6654] event_trace_add_tracer+0x8a/0x3b0
[ 323.666524][ T6654] trace_array_create_dir+0x77/0x160
[ 323.666560][ T6654] trace_array_create_systems+0xb3c/0xe60
[ 323.666591][ T6654] ? mutex_lock_nested+0x152/0x1d0
[ 323.666628][ T6654] instance_mkdir+0xd5/0x140
[ 323.666657][ T6654] tracefs_syscall_mkdir+0x11a/0x190
[ 323.666684][ T6654] ? __pfx_tracefs_syscall_mkdir+0x10/0x10
[ 323.666707][ T6654] ? generic_permission+0x2bf/0x670
[ 323.666746][ T6654] ? __pfx_tracefs_permission+0x10/0x10
[ 323.666775][ T6654] ? bpf_lsm_inode_mkdir+0x9/0x20
[ 323.666812][ T6654] vfs_mkdir+0x408/0x620
[ 323.666854][ T6654] filename_mkdirat+0x289/0x520
[ 323.666892][ T6654] ? __pfx_filename_mkdirat+0x10/0x10
[ 323.666925][ T6654] ? do_getname+0x151/0x250
[ 323.666961][ T6654] __se_sys_mkdirat+0x35/0x150
[ 323.666994][ T6654] do_syscall_64+0x166/0x520
[ 323.667018][ T6654] ? trace_irq_disable+0x3b/0x140
[ 323.667044][ T6654] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 323.667069][ T6654] ? clear_bhb_loop+0x70/0xc0
[ 323.667098][ T6654] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 323.667121][ T6654] RIP: 0033:0x7f4d9691e159
[ 323.667143][ T6654] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 323.667164][ T6654] RSP: 002b:00007f4d95f7e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 323.667188][ T6654] RAX: ffffffffffffffda RBX: 00007f4d96ba5fa0 RCX: 00007f4d9691e159
[ 323.667206][ T6654] RDX: 00000000000001ff RSI: 0000200000000140 RDI: ffffffffffffff9c
[ 323.667222][ T6654] RBP: 00007f4d969b5024 R08: 0000000000000000 R09: 0000000000000000
[ 323.667237][ T6654] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 323.667252][ T6654] R13: 00007f4d96ba6038 R14: 00007f4d96ba5fa0 R15: 00007ffcfd170f18
[ 323.667291][ T6654]
[ 323.667326][ T6654] memory: usage 8kB, limit 8kB, failcnt 1550
[ 323.667349][ T6654] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 323.667365][ T6654] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 323.667380][ T6654] Memory cgroup stats for /syz3/test:
[ 323.667509][ T6654] cache 0
[ 323.667521][ T6654] rss 0
[ 323.667530][ T6654] shmem 0
[ 323.667538][ T6654] mapped_file 0
[ 323.667548][ T6654] dirty 0
[ 323.667556][ T6654] writeback 0
[ 323.667565][ T6654] workingset_refault_anon 2
[ 323.667575][ T6654] workingset_refault_file 0
[ 323.667585][ T6654] swap 0
[ 323.667594][ T6654] swapcached 16384
[ 323.667602][ T6654] pgpgin 9
[ 323.667611][ T6654] pgpgout 9
[ 323.667620][ T6654] pgfault 45
[ 323.667628][ T6654] pgmajfault 2
[ 323.667637][ T6654] inactive_anon 0
[ 323.667646][ T6654] active_anon 0
[ 323.667655][ T6654] inactive_file 0
[ 323.667664][ T6654] active_file 0
[ 323.667673][ T6654] unevictable 0
[ 323.667682][ T6654] hierarchical_memory_limit 8192
[ 323.667692][ T6654] hierarchical_memsw_limit 9223372036854771712
[ 323.667703][ T6654] total_cache 0
[ 323.667712][ T6654] total_rss 0
[ 323.667721][ T6654] total_shmem 0
[ 323.667729][ T6654] total_mapped_file 0
[ 323.667739][ T6654] total_dirty 0
[ 323.667748][ T6654] total_writeback 0
[ 323.667757][ T6654] total_workingset_refault_anon 2
[ 323.667767][ T6654] total_workingset_refault_file 0
[ 323.667778][ T6654] total_swap 0
[ 323.667786][ T6654] total_swapcached 16384
[ 323.667796][ T6654] total_pgpgin 9
[ 323.667805][ T6654] total_pgpgout 9
[ 323.667815][ T6654] total_pgfault 45
[ 323.667824][ T6654] total_pgmajfault 2
[ 323.667833][ T6654] total_inactive_anon 0
[ 323.667842][ T6654] total_active_anon 0
[ 323.667851][ T6654] total_inactive_file 0
[ 323.667861][ T6654] total_active_file 0
[ 323.667870][ T6654] total_unevictable 0
[ 323.667879][ T6654] anon_cost 0
[ 323.667888][ T6654] file_cost 0
[ 323.667896][ T6654] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz3/test,task_memcg=/syz3/test,task=syz.3.289,pid=6653,uid=0
[ 323.668053][ T6654] Memory cgroup out of memory: Killed process 6653 (syz.3.289) total-vm:45132kB, anon-rss:1352kB, file-rss:1172kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000
[ 324.027848][ T6661] syz.0.292 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 324.027946][ T6661] CPU: 0 UID: 0 PID: 6661 Comm: syz.0.292 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 324.028021][ T6661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 324.028067][ T6661] Call Trace:
[ 324.028095][ T6661]
[ 324.028117][ T6661] dump_stack_lvl+0xe8/0x150
[ 324.028212][ T6661] dump_header+0xd3/0x4b0
[ 324.028308][ T6661] oom_kill_process+0x3ab/0x9e0
[ 324.028409][ T6661] out_of_memory+0x1064/0x1480
[ 324.028533][ T6661] ? __pfx_out_of_memory+0x10/0x10
[ 324.028628][ T6661] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 324.028694][ T6661] ? _mutex_lock_killable+0x152/0x1d0
[ 324.028759][ T6661] ? try_charge_memcg+0xcc3/0x16f0
[ 324.028796][ T6661] try_charge_memcg+0xd82/0x16f0
[ 324.028857][ T6661] ? __pfx_try_charge_memcg+0x10/0x10
[ 324.028925][ T6661] ? reacquire_held_locks+0x117/0x1a0
[ 324.029023][ T6661] ? percpu_ref_tryget+0x15/0x180
[ 324.029082][ T6661] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 324.029178][ T6661] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 324.029258][ T6661] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 324.029349][ T6661] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 324.029520][ T6661] ? __d_alloc+0x37/0x6f0
[ 324.029586][ T6661] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 324.029661][ T6661] ? __d_alloc+0x37/0x6f0
[ 324.029733][ T6661] ? __d_alloc+0x37/0x6f0
[ 324.029810][ T6661] __d_alloc+0x37/0x6f0
[ 324.029891][ T6661] d_alloc+0x4b/0x190
[ 324.029959][ T6661] ? lookup_one_qstr_excl+0xc4/0x360
[ 324.030031][ T6661] lookup_one_qstr_excl+0xd8/0x360
[ 324.030111][ T6661] filename_create+0x20e/0x370
[ 324.030204][ T6661] ? __pfx_filename_create+0x10/0x10
[ 324.030297][ T6661] filename_mkdirat+0xd2/0x520
[ 324.030367][ T6661] ? __pfx_filename_mkdirat+0x10/0x10
[ 324.030443][ T6661] ? do_getname+0x151/0x250
[ 324.030536][ T6661] __se_sys_mkdirat+0x35/0x150
[ 324.030618][ T6661] do_syscall_64+0x166/0x520
[ 324.030681][ T6661] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 324.030764][ T6661] ? clear_bhb_loop+0x70/0xc0
[ 324.030834][ T6661] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 324.030893][ T6661] RIP: 0033:0x7f9223ffe159
[ 324.030954][ T6661] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 324.031005][ T6661] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 324.031065][ T6661] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 324.031108][ T6661] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 324.031149][ T6661] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 324.031184][ T6661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 324.031224][ T6661] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 324.031255][ T6661]
[ 324.067925][ T6661] memory: usage 8kB, limit 8kB, failcnt 1904
[ 324.067983][ T6661] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 324.068020][ T6661] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 324.068035][ T6661] Memory cgroup stats for /syz0/test:
[ 324.068378][ T6661] cache 0
[ 324.068410][ T6661] rss 0
[ 324.068432][ T6661] shmem 0
[ 324.068454][ T6661] mapped_file 0
[ 324.068477][ T6661] dirty 0
[ 324.068506][ T6661] writeback 0
[ 324.068529][ T6661] workingset_refault_anon 0
[ 324.068557][ T6661] workingset_refault_file 0
[ 324.068579][ T6661] swap 0
[ 324.068602][ T6661] swapcached 0
[ 324.068624][ T6661] pgpgin 2
[ 324.068657][ T6661] pgpgout 2
[ 324.068679][ T6661] pgfault 32
[ 324.068710][ T6661] pgmajfault 0
[ 324.068733][ T6661] inactive_anon 0
[ 324.073771][ T6661] active_anon 0
[ 324.073804][ T6661] inactive_file 0
[ 324.073826][ T6661] active_file 0
[ 324.073848][ T6661] unevictable 0
[ 324.073887][ T6661] hierarchical_memory_limit 8192
[ 324.073908][ T6661] hierarchical_memsw_limit 9223372036854771712
[ 324.073944][ T6661] total_cache 0
[ 324.073965][ T6661] total_rss 0
[ 324.074003][ T6661] total_shmem 0
[ 324.074031][ T6661] total_mapped_file 0
[ 324.074053][ T6661] total_dirty 0
[ 324.074074][ T6661] total_writeback 0
[ 324.074097][ T6661] total_workingset_refault_anon 0
[ 324.074127][ T6661] total_workingset_refault_file 0
[ 324.074151][ T6661] total_swap 0
[ 324.074173][ T6661] total_swapcached 0
[ 324.074195][ T6661] total_pgpgin 2
[ 324.074210][ T6661] total_pgpgout 2
[ 324.074232][ T6661] total_pgfault 32
[ 324.074310][ T6661] total_pgmajfault 0
[ 324.074339][ T6661] total_inactive_anon 0
[ 324.074361][ T6661] total_active_anon 0
[ 324.074383][ T6661] total_inactive_file 0
[ 324.074404][ T6661] total_active_file 0
[ 324.074426][ T6661] total_unevictable 0
[ 324.074448][ T6661] anon_cost 0
[ 324.074462][ T6661] file_cost 0
[ 324.074477][ T6661] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.292,pid=6660,uid=0
[ 324.074881][ T6661] Memory cgroup out of memory: Killed process 6660 (syz.0.292) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 324.221007][ T6654] Could not create tracefs 'show_event_filters' entry
[ 324.757724][ T6654] Could not create tracefs 'show_event_triggers' entry
[ 324.848561][ T6654] Could not create tracefs 'set_event_pid' entry
[ 324.890031][ T6654] Could not create tracefs 'set_event_notrace_pid' entry
[ 324.901106][ T6666] syz.0.294 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 324.902865][ T6666] CPU: 0 UID: 0 PID: 6666 Comm: syz.0.294 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 324.902939][ T6666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 324.902969][ T6666] Call Trace:
[ 324.902995][ T6666]
[ 324.903016][ T6666] dump_stack_lvl+0xe8/0x150
[ 324.903113][ T6666] dump_header+0xd3/0x4b0
[ 324.903188][ T6666] oom_kill_process+0x3ab/0x9e0
[ 324.903286][ T6666] out_of_memory+0x1064/0x1480
[ 324.903380][ T6666] ? __pfx_out_of_memory+0x10/0x10
[ 324.903453][ T6666] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 324.903513][ T6666] ? _mutex_lock_killable+0x152/0x1d0
[ 324.903589][ T6666] ? try_charge_memcg+0xcc3/0x16f0
[ 324.903699][ T6666] try_charge_memcg+0xd82/0x16f0
[ 324.903832][ T6666] ? __pfx_try_charge_memcg+0x10/0x10
[ 324.903916][ T6666] ? reacquire_held_locks+0x117/0x1a0
[ 324.904027][ T6666] ? percpu_ref_tryget+0x15/0x180
[ 324.904076][ T6666] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 324.904165][ T6666] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 324.904246][ T6666] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 324.904338][ T6666] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 324.904471][ T6666] ? __d_alloc+0x37/0x6f0
[ 324.904532][ T6666] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 324.904611][ T6666] ? __d_alloc+0x37/0x6f0
[ 324.904661][ T6666] ? __d_alloc+0x37/0x6f0
[ 324.904741][ T6666] __d_alloc+0x37/0x6f0
[ 324.904801][ T6666] d_alloc+0x4b/0x190
[ 324.904853][ T6666] ? lookup_one_qstr_excl+0xc4/0x360
[ 324.904933][ T6666] lookup_one_qstr_excl+0xd8/0x360
[ 324.905008][ T6666] filename_create+0x20e/0x370
[ 324.905101][ T6666] ? __pfx_filename_create+0x10/0x10
[ 324.905196][ T6666] filename_mkdirat+0xd2/0x520
[ 324.905298][ T6666] ? __pfx_filename_mkdirat+0x10/0x10
[ 324.905387][ T6666] ? do_getname+0x151/0x250
[ 324.905479][ T6666] __se_sys_mkdirat+0x35/0x150
[ 324.905573][ T6666] do_syscall_64+0x166/0x520
[ 324.905631][ T6666] ? trace_irq_disable+0x3b/0x140
[ 324.905710][ T6666] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 324.905767][ T6666] ? clear_bhb_loop+0x70/0xc0
[ 324.905833][ T6666] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 324.905883][ T6666] RIP: 0033:0x7f9223ffe159
[ 324.905939][ T6666] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 324.906001][ T6666] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 324.906070][ T6666] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 324.906103][ T6666] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 324.906143][ T6666] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 324.906162][ T6666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 324.906184][ T6666] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 324.906291][ T6666]
[ 324.935689][ T6666] memory: usage 8kB, limit 8kB, failcnt 1960
[ 324.935749][ T6666] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 324.935796][ T6666] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 324.935847][ T6666] Memory cgroup stats for /syz0/test:
[ 324.936184][ T6666] cache 0
[ 324.936206][ T6666] rss 0
[ 324.936227][ T6666] shmem 0
[ 324.936248][ T6666] mapped_file 0
[ 324.936270][ T6666] dirty 0
[ 324.936291][ T6666] writeback 0
[ 324.936311][ T6666] workingset_refault_anon 0
[ 324.936344][ T6666] workingset_refault_file 0
[ 324.936366][ T6666] swap 0
[ 324.936388][ T6666] swapcached 0
[ 324.936408][ T6666] pgpgin 2
[ 324.936446][ T6666] pgpgout 2
[ 324.936460][ T6666] pgfault 32
[ 324.936479][ T6666] pgmajfault 0
[ 324.936499][ T6666] inactive_anon 0
[ 324.936519][ T6666] active_anon 0
[ 324.936539][ T6666] inactive_file 0
[ 324.936558][ T6666] active_file 0
[ 324.936572][ T6666] unevictable 0
[ 324.936585][ T6666] hierarchical_memory_limit 8192
[ 324.936606][ T6666] hierarchical_memsw_limit 9223372036854771712
[ 324.936675][ T6666] total_cache 0
[ 324.936709][ T6666] total_rss 0
[ 324.936729][ T6666] total_shmem 0
[ 324.936768][ T6666] total_mapped_file 0
[ 324.936784][ T6666] total_dirty 0
[ 324.936812][ T6666] total_writeback 0
[ 324.936834][ T6666] total_workingset_refault_anon 0
[ 324.936844][ T6666] total_workingset_refault_file 0
[ 324.936854][ T6666] total_swap 0
[ 324.936862][ T6666] total_swapcached 0
[ 324.936871][ T6666] total_pgpgin 2
[ 324.936887][ T6666] total_pgpgout 2
[ 324.936908][ T6666] total_pgfault 32
[ 324.936931][ T6666] total_pgmajfault 0
[ 324.936953][ T6666] total_inactive_anon 0
[ 324.936975][ T6666] total_active_anon 0
[ 324.937004][ T6666] total_inactive_file 0
[ 324.937019][ T6666] total_active_file 0
[ 324.937041][ T6666] total_unevictable 0
[ 324.937064][ T6666] anon_cost 0
[ 324.937103][ T6666] file_cost 0
[ 324.937125][ T6666] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.294,pid=6665,uid=0
[ 324.978115][ T6666] Memory cgroup out of memory: Killed process 6665 (syz.0.294) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 325.450077][ T6654] Could not create tracefs 'events' directory
[ 325.527572][ T6672] syz.0.297 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 325.527673][ T6672] CPU: 1 UID: 0 PID: 6672 Comm: syz.0.297 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 325.527747][ T6672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 325.527782][ T6672] Call Trace:
[ 325.527792][ T6672]
[ 325.527802][ T6672] dump_stack_lvl+0xe8/0x150
[ 325.527841][ T6672] dump_header+0xd3/0x4b0
[ 325.527918][ T6672] oom_kill_process+0x3ab/0x9e0
[ 325.528031][ T6672] out_of_memory+0x1064/0x1480
[ 325.528180][ T6672] ? __pfx_out_of_memory+0x10/0x10
[ 325.528265][ T6672] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 325.528339][ T6672] ? _mutex_lock_killable+0x152/0x1d0
[ 325.528423][ T6672] ? try_charge_memcg+0xcc3/0x16f0
[ 325.528519][ T6672] try_charge_memcg+0xd82/0x16f0
[ 325.528644][ T6672] ? __pfx_try_charge_memcg+0x10/0x10
[ 325.528731][ T6672] ? reacquire_held_locks+0x117/0x1a0
[ 325.528780][ T6672] ? percpu_ref_tryget+0x15/0x180
[ 325.528804][ T6672] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 325.528841][ T6672] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 325.528871][ T6672] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 325.528903][ T6672] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 325.528954][ T6672] ? __d_alloc+0x37/0x6f0
[ 325.528980][ T6672] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 325.529009][ T6672] ? __d_alloc+0x37/0x6f0
[ 325.529032][ T6672] ? __d_alloc+0x37/0x6f0
[ 325.529062][ T6672] __d_alloc+0x37/0x6f0
[ 325.529124][ T6672] d_alloc+0x4b/0x190
[ 325.529168][ T6672] ? lookup_one_qstr_excl+0xc4/0x360
[ 325.529257][ T6672] lookup_one_qstr_excl+0xd8/0x360
[ 325.529348][ T6672] filename_create+0x20e/0x370
[ 325.529416][ T6672] ? __pfx_filename_create+0x10/0x10
[ 325.529502][ T6672] filename_mkdirat+0xd2/0x520
[ 325.529604][ T6672] ? __pfx_filename_mkdirat+0x10/0x10
[ 325.529682][ T6672] ? do_getname+0x151/0x250
[ 325.529776][ T6672] __se_sys_mkdirat+0x35/0x150
[ 325.529861][ T6672] do_syscall_64+0x166/0x520
[ 325.529917][ T6672] ? trace_irq_disable+0x3b/0x140
[ 325.529991][ T6672] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 325.530052][ T6672] ? clear_bhb_loop+0x70/0xc0
[ 325.530138][ T6672] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 325.530194][ T6672] RIP: 0033:0x7f9223ffe159
[ 325.530248][ T6672] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 325.530301][ T6672] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 325.530365][ T6672] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 325.530409][ T6672] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 325.530451][ T6672] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 325.530477][ T6672] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 325.530518][ T6672] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 325.530643][ T6672]
[ 325.531191][ T6672] memory: usage 8kB, limit 8kB, failcnt 2029
[ 325.531233][ T6672] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 325.531275][ T6672] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 325.531309][ T6672] Memory cgroup stats for /syz0/test:
[ 325.531619][ T6672] cache 0
[ 325.531641][ T6672] rss 0
[ 325.531663][ T6672] shmem 0
[ 325.531693][ T6672] mapped_file 0
[ 325.531714][ T6672] dirty 0
[ 325.531735][ T6672] writeback 0
[ 325.531756][ T6672] workingset_refault_anon 0
[ 325.531778][ T6672] workingset_refault_file 0
[ 325.531800][ T6672] swap 0
[ 325.531831][ T6672] swapcached 0
[ 325.531850][ T6672] pgpgin 2
[ 325.531870][ T6672] pgpgout 2
[ 325.531908][ T6672] pgfault 32
[ 325.531923][ T6672] pgmajfault 0
[ 325.531937][ T6672] inactive_anon 0
[ 325.531966][ T6672] active_anon 0
[ 325.531995][ T6672] inactive_file 0
[ 325.532036][ T6672] active_file 0
[ 325.532056][ T6672] unevictable 0
[ 325.532113][ T6672] hierarchical_memory_limit 8192
[ 325.532122][ T6672] hierarchical_memsw_limit 9223372036854771712
[ 325.532176][ T6672] total_cache 0
[ 325.532199][ T6672] total_rss 0
[ 325.532220][ T6672] total_shmem 0
[ 325.532242][ T6672] total_mapped_file 0
[ 325.532270][ T6672] total_dirty 0
[ 325.532284][ T6672] total_writeback 0
[ 325.532313][ T6672] total_workingset_refault_anon 0
[ 325.532335][ T6672] total_workingset_refault_file 0
[ 325.532357][ T6672] total_swap 0
[ 325.532378][ T6672] total_swapcached 0
[ 325.532399][ T6672] total_pgpgin 2
[ 325.532421][ T6672] total_pgpgout 2
[ 325.532442][ T6672] total_pgfault 32
[ 325.532463][ T6672] total_pgmajfault 0
[ 325.532485][ T6672] total_inactive_anon 0
[ 325.532507][ T6672] total_active_anon 0
[ 325.538496][ T6672] total_inactive_file 0
[ 325.538529][ T6672] total_active_file 0
[ 325.538538][ T6672] total_unevictable 0
[ 325.538546][ T6672] anon_cost 0
[ 325.538555][ T6672] file_cost 0
[ 325.538564][ T6672] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.297,pid=6671,uid=0
[ 325.538865][ T6672] Memory cgroup out of memory: Killed process 6671 (syz.0.297) total-vm:45132kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 325.750991][ T39] oom_reaper: reaped process 6653 (syz.3.289), now anon-rss:0kB, file-rss:72kB, shmem-rss:0kB
[ 326.203209][ T6676] syz.0.299 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 326.204942][ T6676] CPU: 1 UID: 0 PID: 6676 Comm: syz.0.299 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 326.205037][ T6676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 326.205086][ T6676] Call Trace:
[ 326.205109][ T6676]
[ 326.205139][ T6676] dump_stack_lvl+0xe8/0x150
[ 326.205223][ T6676] dump_header+0xd3/0x4b0
[ 326.205284][ T6676] oom_kill_process+0x3ab/0x9e0
[ 326.205386][ T6676] out_of_memory+0x1064/0x1480
[ 326.205506][ T6676] ? __pfx_out_of_memory+0x10/0x10
[ 326.205587][ T6676] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 326.205659][ T6676] ? _mutex_lock_killable+0x152/0x1d0
[ 326.205741][ T6676] ? try_charge_memcg+0xcc3/0x16f0
[ 326.205801][ T6676] try_charge_memcg+0xd82/0x16f0
[ 326.205876][ T6676] ? __pfx_try_charge_memcg+0x10/0x10
[ 326.205960][ T6676] ? reacquire_held_locks+0x117/0x1a0
[ 326.206002][ T6676] ? percpu_ref_tryget+0x15/0x180
[ 326.206026][ T6676] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 326.206119][ T6676] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 326.206201][ T6676] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 326.206304][ T6676] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 326.206437][ T6676] ? __d_alloc+0x37/0x6f0
[ 326.206501][ T6676] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 326.206584][ T6676] ? __d_alloc+0x37/0x6f0
[ 326.206645][ T6676] ? __d_alloc+0x37/0x6f0
[ 326.206721][ T6676] __d_alloc+0x37/0x6f0
[ 326.206784][ T6676] d_alloc+0x4b/0x190
[ 326.206820][ T6676] ? lookup_one_qstr_excl+0xc4/0x360
[ 326.206849][ T6676] lookup_one_qstr_excl+0xd8/0x360
[ 326.206896][ T6676] filename_create+0x20e/0x370
[ 326.206986][ T6676] ? __pfx_filename_create+0x10/0x10
[ 326.207051][ T6676] filename_mkdirat+0xd2/0x520
[ 326.207095][ T6676] ? __pfx_filename_mkdirat+0x10/0x10
[ 326.207155][ T6676] ? do_getname+0x151/0x250
[ 326.207246][ T6676] __se_sys_mkdirat+0x35/0x150
[ 326.207329][ T6676] do_syscall_64+0x166/0x520
[ 326.207392][ T6676] ? trace_irq_disable+0x3b/0x140
[ 326.207472][ T6676] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 326.207526][ T6676] ? clear_bhb_loop+0x70/0xc0
[ 326.207620][ T6676] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 326.207689][ T6676] RIP: 0033:0x7f9223ffe159
[ 326.207755][ T6676] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 326.207820][ T6676] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 326.207922][ T6676] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 326.207964][ T6676] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 326.208006][ T6676] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 326.208046][ T6676] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 326.208090][ T6676] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 326.208165][ T6676]
[ 326.242654][ T6676] memory: usage 8kB, limit 8kB, failcnt 2084
[ 326.242708][ T6676] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 326.242746][ T6676] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 326.242767][ T6676] Memory cgroup stats for /syz0/test:
[ 326.243096][ T6676] cache 0
[ 326.243107][ T6676] rss 0
[ 326.243121][ T6676] shmem 0
[ 326.243142][ T6676] mapped_file 0
[ 326.243156][ T6676] dirty 0
[ 326.243176][ T6676] writeback 0
[ 326.243191][ T6676] workingset_refault_anon 0
[ 326.243219][ T6676] workingset_refault_file 0
[ 326.243252][ T6676] swap 0
[ 326.243281][ T6676] swapcached 0
[ 326.243302][ T6676] pgpgin 2
[ 326.243323][ T6676] pgpgout 2
[ 326.243344][ T6676] pgfault 32
[ 326.243364][ T6676] pgmajfault 0
[ 326.243386][ T6676] inactive_anon 0
[ 326.243409][ T6676] active_anon 0
[ 326.243416][ T6676] inactive_file 0
[ 326.243438][ T6676] active_file 0
[ 326.243466][ T6676] unevictable 0
[ 326.243495][ T6676] hierarchical_memory_limit 8192
[ 326.243525][ T6676] hierarchical_memsw_limit 9223372036854771712
[ 326.243556][ T6676] total_cache 0
[ 326.243584][ T6676] total_rss 0
[ 326.243613][ T6676] total_shmem 0
[ 326.243634][ T6676] total_mapped_file 0
[ 326.243655][ T6676] total_dirty 0
[ 326.243676][ T6676] total_writeback 0
[ 326.243698][ T6676] total_workingset_refault_anon 0
[ 326.243726][ T6676] total_workingset_refault_file 0
[ 326.243743][ T6676] total_swap 0
[ 326.243764][ T6676] total_swapcached 0
[ 326.243785][ T6676] total_pgpgin 2
[ 326.243833][ T6676] total_pgpgout 2
[ 326.243863][ T6676] total_pgfault 32
[ 326.243884][ T6676] total_pgmajfault 0
[ 326.243905][ T6676] total_inactive_anon 0
[ 326.243926][ T6676] total_active_anon 0
[ 326.243948][ T6676] total_inactive_file 0
[ 326.244019][ T6676] total_active_file 0
[ 326.244041][ T6676] total_unevictable 0
[ 326.244064][ T6676] anon_cost 0
[ 326.267810][ T6676] file_cost 0
[ 326.267853][ T6676] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.299,pid=6675,uid=0
[ 326.268321][ T6676] Memory cgroup out of memory: Killed process 6675 (syz.0.299) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 326.624624][ T6681] syz.2.300 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 326.624731][ T6681] CPU: 1 UID: 0 PID: 6681 Comm: syz.2.300 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 326.624783][ T6681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 326.624819][ T6681] Call Trace:
[ 326.624840][ T6681]
[ 326.624867][ T6681] dump_stack_lvl+0xe8/0x150
[ 326.624956][ T6681] dump_header+0xd3/0x4b0
[ 326.625044][ T6681] oom_kill_process+0x3ab/0x9e0
[ 326.625134][ T6681] out_of_memory+0x1064/0x1480
[ 326.625247][ T6681] ? __pfx_out_of_memory+0x10/0x10
[ 326.625326][ T6681] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 326.625364][ T6681] ? _mutex_lock_killable+0x152/0x1d0
[ 326.625438][ T6681] ? try_charge_memcg+0xcc3/0x16f0
[ 326.625524][ T6681] try_charge_memcg+0xd82/0x16f0
[ 326.625638][ T6681] ? __pfx_try_charge_memcg+0x10/0x10
[ 326.625732][ T6681] ? percpu_ref_tryget+0x15/0x180
[ 326.625788][ T6681] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 326.625883][ T6681] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 326.625952][ T6681] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 326.626054][ T6681] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 326.626176][ T6681] ? __d_alloc+0x37/0x6f0
[ 326.626251][ T6681] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 326.626325][ T6681] ? __d_alloc+0x37/0x6f0
[ 326.626386][ T6681] ? __d_alloc+0x37/0x6f0
[ 326.626460][ T6681] __d_alloc+0x37/0x6f0
[ 326.626529][ T6681] d_alloc+0x4b/0x190
[ 326.626591][ T6681] ? lookup_one_qstr_excl+0xc4/0x360
[ 326.626666][ T6681] lookup_one_qstr_excl+0xd8/0x360
[ 326.626751][ T6681] filename_create+0x20e/0x370
[ 326.626844][ T6681] ? __pfx_filename_create+0x10/0x10
[ 326.626933][ T6681] filename_mkdirat+0xd2/0x520
[ 326.626993][ T6681] ? __pfx_filename_mkdirat+0x10/0x10
[ 326.627106][ T6681] ? do_getname+0x151/0x250
[ 326.627208][ T6681] __se_sys_mkdirat+0x35/0x150
[ 326.627291][ T6681] do_syscall_64+0x166/0x520
[ 326.627353][ T6681] ? trace_irq_disable+0x3b/0x140
[ 326.627424][ T6681] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 326.627485][ T6681] ? clear_bhb_loop+0x70/0xc0
[ 326.627549][ T6681] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 326.627595][ T6681] RIP: 0033:0x7f554d73e159
[ 326.627674][ T6681] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 326.627721][ T6681] RSP: 002b:00007f554cd9e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 326.627795][ T6681] RAX: ffffffffffffffda RBX: 00007f554d9c5fa0 RCX: 00007f554d73e159
[ 326.627837][ T6681] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 326.627878][ T6681] RBP: 00007f554d7d5024 R08: 0000000000000000 R09: 0000000000000000
[ 326.627918][ T6681] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 326.627968][ T6681] R13: 00007f554d9c6038 R14: 00007f554d9c5fa0 R15: 00007ffc56d5ef88
[ 326.628060][ T6681]
[ 326.698123][ T6681] memory: usage 8kB, limit 8kB, failcnt 1474
[ 326.698181][ T6681] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 326.698223][ T6681] kmem: usage 4kB, limit 9007199254740988kB, failcnt 0
[ 326.698261][ T6681] Memory cgroup stats for /syz2/test:
[ 326.703356][ T6681] cache 0
[ 326.703396][ T6681] rss 0
[ 326.703418][ T6681] shmem 0
[ 326.703440][ T6681] mapped_file 0
[ 326.703461][ T6681] dirty 0
[ 326.703484][ T6681] writeback 0
[ 326.703517][ T6681] workingset_refault_anon 0
[ 326.703534][ T6681] workingset_refault_file 0
[ 326.703556][ T6681] swap 0
[ 326.703578][ T6681] swapcached 0
[ 326.703599][ T6681] pgpgin 1
[ 326.703620][ T6681] pgpgout 1
[ 326.703642][ T6681] pgfault 33
[ 326.703668][ T6681] pgmajfault 0
[ 326.703677][ T6681] inactive_anon 0
[ 326.703686][ T6681] active_anon 0
[ 326.703709][ T6681] inactive_file 0
[ 326.703734][ T6681] active_file 0
[ 326.703788][ T6681] unevictable 0
[ 326.703818][ T6681] hierarchical_memory_limit 8192
[ 326.703835][ T6681] hierarchical_memsw_limit 9223372036854771712
[ 326.703873][ T6681] total_cache 0
[ 326.703895][ T6681] total_rss 0
[ 326.703917][ T6681] total_shmem 0
[ 326.703939][ T6681] total_mapped_file 0
[ 326.703960][ T6681] total_dirty 0
[ 326.703982][ T6681] total_writeback 0
[ 326.704005][ T6681] total_workingset_refault_anon 0
[ 326.704038][ T6681] total_workingset_refault_file 0
[ 326.704068][ T6681] total_swap 0
[ 326.704091][ T6681] total_swapcached 0
[ 326.704113][ T6681] total_pgpgin 1
[ 326.704135][ T6681] total_pgpgout 1
[ 326.704158][ T6681] total_pgfault 33
[ 326.704180][ T6681] total_pgmajfault 0
[ 326.704201][ T6681] total_inactive_anon 0
[ 326.704231][ T6681] total_active_anon 0
[ 326.704253][ T6681] total_inactive_file 0
[ 326.704276][ T6681] total_active_file 0
[ 326.704298][ T6681] total_unevictable 0
[ 326.729207][ T6681] anon_cost 0
[ 326.729236][ T6681] file_cost 0
[ 326.729257][ T6681] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz2/test,task_memcg=/syz2/test,task=syz.2.300,pid=6677,uid=0
[ 326.729645][ T6681] Memory cgroup out of memory: Killed process 6677 (syz.2.300) total-vm:45264kB, anon-rss:1356kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000
[ 326.762476][ T6674] Could not create tracefs 'show_event_filters' entry
[ 327.324938][ T6674] Could not create tracefs 'show_event_triggers' entry
[ 327.346436][ T6689] syz.0.305 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 327.359565][ T6689] CPU: 0 UID: 0 PID: 6689 Comm: syz.0.305 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 327.359595][ T6689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 327.359609][ T6689] Call Trace:
[ 327.359619][ T6689]
[ 327.359628][ T6689] dump_stack_lvl+0xe8/0x150
[ 327.359667][ T6689] dump_header+0xd3/0x4b0
[ 327.359701][ T6689] oom_kill_process+0x3ab/0x9e0
[ 327.359740][ T6689] out_of_memory+0x1064/0x1480
[ 327.359786][ T6689] ? __pfx_out_of_memory+0x10/0x10
[ 327.359820][ T6689] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 327.359847][ T6689] ? _mutex_lock_killable+0x152/0x1d0
[ 327.359881][ T6689] ? try_charge_memcg+0xcc3/0x16f0
[ 327.359918][ T6689] try_charge_memcg+0xd82/0x16f0
[ 327.359975][ T6689] ? __pfx_try_charge_memcg+0x10/0x10
[ 327.360006][ T6689] ? reacquire_held_locks+0x117/0x1a0
[ 327.360048][ T6689] ? percpu_ref_tryget+0x15/0x180
[ 327.360072][ T6689] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 327.360112][ T6689] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 327.360141][ T6689] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 327.360173][ T6689] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 327.360226][ T6689] ? __d_alloc+0x37/0x6f0
[ 327.360250][ T6689] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 327.360280][ T6689] ? __d_alloc+0x37/0x6f0
[ 327.360303][ T6689] ? __d_alloc+0x37/0x6f0
[ 327.360335][ T6689] __d_alloc+0x37/0x6f0
[ 327.360366][ T6689] d_alloc+0x4b/0x190
[ 327.360388][ T6689] ? lookup_one_qstr_excl+0xc4/0x360
[ 327.360418][ T6689] lookup_one_qstr_excl+0xd8/0x360
[ 327.360461][ T6689] filename_create+0x20e/0x370
[ 327.360501][ T6689] ? __pfx_filename_create+0x10/0x10
[ 327.360555][ T6689] filename_mkdirat+0xd2/0x520
[ 327.360592][ T6689] ? __pfx_filename_mkdirat+0x10/0x10
[ 327.360627][ T6689] ? do_getname+0x151/0x250
[ 327.360662][ T6689] __se_sys_mkdirat+0x35/0x150
[ 327.360695][ T6689] do_syscall_64+0x166/0x520
[ 327.360719][ T6689] ? trace_irq_disable+0x3b/0x140
[ 327.360748][ T6689] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 327.360772][ T6689] ? clear_bhb_loop+0x70/0xc0
[ 327.360800][ T6689] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 327.360823][ T6689] RIP: 0033:0x7f9223ffe159
[ 327.360845][ T6689] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 327.360865][ T6689] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 327.360890][ T6689] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 327.360907][ T6689] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 327.360923][ T6689] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 327.360938][ T6689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 327.360952][ T6689] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 327.360989][ T6689]
[ 327.368079][ T6689] memory: usage 8kB, limit 8kB, failcnt 2137
[ 327.368097][ T6689] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 327.368112][ T6689] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 327.368126][ T6689] Memory cgroup stats for /syz0/test:
[ 327.368242][ T6689] cache 0
[ 327.368252][ T6689] rss 0
[ 327.368259][ T6689] shmem 0
[ 327.368268][ T6689] mapped_file 0
[ 327.368276][ T6689] dirty 0
[ 327.368284][ T6689] writeback 0
[ 327.368292][ T6689] workingset_refault_anon 0
[ 327.368301][ T6689] workingset_refault_file 0
[ 327.368310][ T6689] swap 0
[ 327.368319][ T6689] swapcached 0
[ 327.368327][ T6689] pgpgin 2
[ 327.368345][ T6689] pgpgout 2
[ 327.368352][ T6689] pgfault 32
[ 327.368360][ T6689] pgmajfault 0
[ 327.368368][ T6689] inactive_anon 0
[ 327.368375][ T6689] active_anon 0
[ 327.368383][ T6689] inactive_file 0
[ 327.368391][ T6689] active_file 0
[ 327.368399][ T6689] unevictable 0
[ 327.368407][ T6689] hierarchical_memory_limit 8192
[ 327.368415][ T6689] hierarchical_memsw_limit 9223372036854771712
[ 327.368424][ T6689] total_cache 0
[ 327.368450][ T6689] total_rss 0
[ 327.368458][ T6689] total_shmem 0
[ 327.368466][ T6689] total_mapped_file 0
[ 327.368481][ T6689] total_dirty 0
[ 327.368489][ T6689] total_writeback 0
[ 327.368498][ T6689] total_workingset_refault_anon 0
[ 327.368507][ T6689] total_workingset_refault_file 0
[ 327.368516][ T6689] total_swap 0
[ 327.368524][ T6689] total_swapcached 0
[ 327.368531][ T6689] total_pgpgin 2
[ 327.368540][ T6689] total_pgpgout 2
[ 327.368548][ T6689] total_pgfault 32
[ 327.368556][ T6689] total_pgmajfault 0
[ 327.368565][ T6689] total_inactive_anon 0
[ 327.368573][ T6689] total_active_anon 0
[ 327.368582][ T6689] total_inactive_file 0
[ 327.368607][ T6689] total_active_file 0
[ 327.368616][ T6689] total_unevictable 0
[ 327.368625][ T6689] anon_cost 0
[ 327.368633][ T6689] file_cost 0
[ 327.368643][ T6689] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.305,pid=6688,uid=0
[ 327.442655][ T6689] Memory cgroup out of memory: Killed process 6688 (syz.0.305) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 327.680334][ T6674] Could not create tracefs 'set_event_pid' entry
[ 327.950163][ T6674] Could not create tracefs 'set_event_notrace_pid' entry
[ 328.008149][ T6674] Could not create tracefs 'events' directory
[ 328.115567][ T6704] syz.0.312 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 328.115659][ T6704] CPU: 0 UID: 0 PID: 6704 Comm: syz.0.312 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 328.115728][ T6704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 328.115754][ T6704] Call Trace:
[ 328.115764][ T6704]
[ 328.115774][ T6704] dump_stack_lvl+0xe8/0x150
[ 328.115811][ T6704] dump_header+0xd3/0x4b0
[ 328.115886][ T6704] oom_kill_process+0x3ab/0x9e0
[ 328.115927][ T6704] out_of_memory+0x1064/0x1480
[ 328.115973][ T6704] ? __pfx_out_of_memory+0x10/0x10
[ 328.116010][ T6704] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 328.116101][ T6704] ? _mutex_lock_killable+0x152/0x1d0
[ 328.116196][ T6704] ? try_charge_memcg+0xcc3/0x16f0
[ 328.116301][ T6704] try_charge_memcg+0xd82/0x16f0
[ 328.116428][ T6704] ? __pfx_try_charge_memcg+0x10/0x10
[ 328.116508][ T6704] ? reacquire_held_locks+0x117/0x1a0
[ 328.116606][ T6704] ? percpu_ref_tryget+0x15/0x180
[ 328.116662][ T6704] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 328.116750][ T6704] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 328.116820][ T6704] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 328.116907][ T6704] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 328.116965][ T6704] ? __d_alloc+0x37/0x6f0
[ 328.116987][ T6704] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 328.117014][ T6704] ? __d_alloc+0x37/0x6f0
[ 328.117035][ T6704] ? __d_alloc+0x37/0x6f0
[ 328.117064][ T6704] __d_alloc+0x37/0x6f0
[ 328.117103][ T6704] d_alloc+0x4b/0x190
[ 328.117149][ T6704] ? lookup_one_qstr_excl+0xc4/0x360
[ 328.117191][ T6704] lookup_one_qstr_excl+0xd8/0x360
[ 328.117219][ T6704] filename_create+0x20e/0x370
[ 328.117251][ T6704] ? __pfx_filename_create+0x10/0x10
[ 328.117344][ T6704] filename_mkdirat+0xd2/0x520
[ 328.117422][ T6704] ? __pfx_filename_mkdirat+0x10/0x10
[ 328.117481][ T6704] ? do_getname+0x151/0x250
[ 328.117556][ T6704] __se_sys_mkdirat+0x35/0x150
[ 328.117586][ T6704] do_syscall_64+0x166/0x520
[ 328.117608][ T6704] ? trace_irq_disable+0x3b/0x140
[ 328.117658][ T6704] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 328.117710][ T6704] ? clear_bhb_loop+0x70/0xc0
[ 328.117773][ T6704] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 328.117831][ T6704] RIP: 0033:0x7f9223ffe159
[ 328.117881][ T6704] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 328.117931][ T6704] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 328.117985][ T6704] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 328.118026][ T6704] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 328.118066][ T6704] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 328.118098][ T6704] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 328.118122][ T6704] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 328.118210][ T6704]
[ 328.118293][ T6704] memory: usage 8kB, limit 8kB, failcnt 2209
[ 328.118331][ T6704] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 328.118371][ T6704] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 328.118407][ T6704] Memory cgroup stats for /syz0/test:
[ 328.122958][ T6704] cache 0
[ 328.123012][ T6704] rss 0
[ 328.123034][ T6704] shmem 0
[ 328.123055][ T6704] mapped_file 0
[ 328.123077][ T6704] dirty 0
[ 328.123099][ T6704] writeback 0
[ 328.123121][ T6704] workingset_refault_anon 0
[ 328.123143][ T6704] workingset_refault_file 0
[ 328.123424][ T6704] swap 0
[ 328.123456][ T6704] swapcached 0
[ 328.123476][ T6704] pgpgin 2
[ 328.123496][ T6704] pgpgout 2
[ 328.123516][ T6704] pgfault 32
[ 328.123536][ T6704] pgmajfault 0
[ 328.123557][ T6704] inactive_anon 0
[ 328.123571][ T6704] active_anon 0
[ 328.123579][ T6704] inactive_file 0
[ 328.123587][ T6704] active_file 0
[ 328.123595][ T6704] unevictable 0
[ 328.123603][ T6704] hierarchical_memory_limit 8192
[ 328.123612][ T6704] hierarchical_memsw_limit 9223372036854771712
[ 328.123622][ T6704] total_cache 0
[ 328.123630][ T6704] total_rss 0
[ 328.123638][ T6704] total_shmem 0
[ 328.123645][ T6704] total_mapped_file 0
[ 328.123654][ T6704] total_dirty 0
[ 328.123673][ T6704] total_writeback 0
[ 328.123682][ T6704] total_workingset_refault_anon 0
[ 328.123691][ T6704] total_workingset_refault_file 0
[ 328.123699][ T6704] total_swap 0
[ 328.123721][ T6704] total_swapcached 0
[ 328.123741][ T6704] total_pgpgin 2
[ 328.123760][ T6704] total_pgpgout 2
[ 328.123780][ T6704] total_pgfault 32
[ 328.123801][ T6704] total_pgmajfault 0
[ 328.123821][ T6704] total_inactive_anon 0
[ 328.123841][ T6704] total_active_anon 0
[ 328.123867][ T6704] total_inactive_file 0
[ 328.123910][ T6704] total_active_file 0
[ 328.123937][ T6704] total_unevictable 0
[ 328.123963][ T6704] anon_cost 0
[ 328.123977][ T6704] file_cost 0
[ 328.124004][ T6704] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.312,pid=6702,uid=0
[ 328.128293][ T6704] Memory cgroup out of memory: Killed process 6702 (syz.0.312) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
2026/09/04 04:56:53 executed programs: 308
[ 328.753500][ T6709] syz.0.315 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 328.763626][ T6709] CPU: 1 UID: 0 PID: 6709 Comm: syz.0.315 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 328.763657][ T6709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 328.763672][ T6709] Call Trace:
[ 328.763682][ T6709]
[ 328.763694][ T6709] dump_stack_lvl+0xe8/0x150
[ 328.763735][ T6709] dump_header+0xd3/0x4b0
[ 328.763770][ T6709] oom_kill_process+0x3ab/0x9e0
[ 328.763811][ T6709] out_of_memory+0x1064/0x1480
[ 328.763860][ T6709] ? __pfx_out_of_memory+0x10/0x10
[ 328.763904][ T6709] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 328.763933][ T6709] ? _mutex_lock_killable+0x152/0x1d0
[ 328.763968][ T6709] ? try_charge_memcg+0xcc3/0x16f0
[ 328.764008][ T6709] try_charge_memcg+0xd82/0x16f0
[ 328.764069][ T6709] ? __pfx_try_charge_memcg+0x10/0x10
[ 328.764112][ T6709] ? reacquire_held_locks+0x117/0x1a0
[ 328.764154][ T6709] ? percpu_ref_tryget+0x15/0x180
[ 328.764178][ T6709] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 328.764216][ T6709] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 328.764248][ T6709] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 328.764282][ T6709] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 328.764335][ T6709] ? __d_alloc+0x37/0x6f0
[ 328.764361][ T6709] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 328.764390][ T6709] ? __d_alloc+0x37/0x6f0
[ 328.764415][ T6709] ? __d_alloc+0x37/0x6f0
[ 328.764446][ T6709] __d_alloc+0x37/0x6f0
[ 328.764478][ T6709] d_alloc+0x4b/0x190
[ 328.764500][ T6709] ? lookup_one_qstr_excl+0xc4/0x360
[ 328.764529][ T6709] lookup_one_qstr_excl+0xd8/0x360
[ 328.764561][ T6709] filename_create+0x20e/0x370
[ 328.764597][ T6709] ? __pfx_filename_create+0x10/0x10
[ 328.764638][ T6709] filename_mkdirat+0xd2/0x520
[ 328.764674][ T6709] ? __pfx_filename_mkdirat+0x10/0x10
[ 328.764708][ T6709] ? do_getname+0x151/0x250
[ 328.764744][ T6709] __se_sys_mkdirat+0x35/0x150
[ 328.764778][ T6709] do_syscall_64+0x166/0x520
[ 328.764803][ T6709] ? trace_irq_disable+0x3b/0x140
[ 328.764831][ T6709] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 328.764854][ T6709] ? clear_bhb_loop+0x70/0xc0
[ 328.764890][ T6709] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 328.764914][ T6709] RIP: 0033:0x7f9223ffe159
[ 328.764935][ T6709] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 328.764955][ T6709] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 328.764979][ T6709] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 328.764997][ T6709] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 328.765013][ T6709] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 328.765028][ T6709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 328.765043][ T6709] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 328.765081][ T6709]
[ 328.765282][ T6709] memory: usage 8kB, limit 8kB, failcnt 2281
[ 328.765299][ T6709] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 328.765315][ T6709] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 328.765330][ T6709] Memory cgroup stats for /syz0/test:
[ 328.765454][ T6709] cache 0
[ 328.765466][ T6709] rss 0
[ 328.765474][ T6709] shmem 0
[ 328.765483][ T6709] mapped_file 0
[ 328.765492][ T6709] dirty 0
[ 328.765500][ T6709] writeback 0
[ 328.765509][ T6709] workingset_refault_anon 0
[ 328.765518][ T6709] workingset_refault_file 0
[ 328.765528][ T6709] swap 0
[ 328.765536][ T6709] swapcached 0
[ 328.765545][ T6709] pgpgin 2
[ 328.765553][ T6709] pgpgout 2
[ 328.765562][ T6709] pgfault 32
[ 328.765571][ T6709] pgmajfault 0
[ 328.765579][ T6709] inactive_anon 0
[ 328.765589][ T6709] active_anon 0
[ 328.765597][ T6709] inactive_file 0
[ 328.765607][ T6709] active_file 0
[ 328.765615][ T6709] unevictable 0
[ 328.765624][ T6709] hierarchical_memory_limit 8192
[ 328.765634][ T6709] hierarchical_memsw_limit 9223372036854771712
[ 328.765645][ T6709] total_cache 0
[ 328.765654][ T6709] total_rss 0
[ 328.765663][ T6709] total_shmem 0
[ 328.765672][ T6709] total_mapped_file 0
[ 328.765681][ T6709] total_dirty 0
[ 328.765690][ T6709] total_writeback 0
[ 328.765699][ T6709] total_workingset_refault_anon 0
[ 328.765709][ T6709] total_workingset_refault_file 0
[ 328.765719][ T6709] total_swap 0
[ 328.765728][ T6709] total_swapcached 0
[ 328.765737][ T6709] total_pgpgin 2
[ 328.765746][ T6709] total_pgpgout 2
[ 328.765755][ T6709] total_pgfault 32
[ 328.765764][ T6709] total_pgmajfault 0
[ 328.765773][ T6709] total_inactive_anon 0
[ 328.765782][ T6709] total_active_anon 0
[ 328.765791][ T6709] total_inactive_file 0
[ 328.765800][ T6709] total_active_file 0
[ 328.765807][ T6709] total_unevictable 0
[ 328.765813][ T6709] anon_cost 0
[ 328.765820][ T6709] file_cost 0
[ 328.765827][ T6709] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.315,pid=6708,uid=0
[ 328.767789][ T6709] Memory cgroup out of memory: Killed process 6708 (syz.0.315) total-vm:45132kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 328.768664][ T6700] syz.3.310 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 328.768697][ T6700] CPU: 0 UID: 0 PID: 6700 Comm: syz.3.310 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 328.768722][ T6700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 328.768739][ T6700] Call Trace:
[ 328.768748][ T6700]
[ 328.768759][ T6700] dump_stack_lvl+0xe8/0x150
[ 328.768795][ T6700] dump_header+0xd3/0x4b0
[ 328.768847][ T6700] oom_kill_process+0x3ab/0x9e0
[ 328.768904][ T6700] out_of_memory+0x1064/0x1480
[ 328.768952][ T6700] ? __pfx_out_of_memory+0x10/0x10
[ 328.768989][ T6700] ? _mutex_lock_killable+0x163/0x1d0
[ 328.769072][ T6700] ? try_charge_memcg+0xcc3/0x16f0
[ 328.769191][ T6700] try_charge_memcg+0xd82/0x16f0
[ 328.769299][ T6700] ? __lock_acquire+0x6df/0x2e40
[ 328.769375][ T6700] ? __pfx_try_charge_memcg+0x10/0x10
[ 328.769425][ T6700] ? percpu_ref_tryget+0x15/0x180
[ 328.769450][ T6700] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 328.769523][ T6700] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 328.769599][ T6700] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 328.769689][ T6700] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 328.769825][ T6700] ? tracefs_alloc_inode+0x30/0x120
[ 328.769884][ T6700] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 328.769973][ T6700] ? tracefs_alloc_inode+0x30/0x120
[ 328.770003][ T6700] ? tracefs_alloc_inode+0x30/0x120
[ 328.770032][ T6700] ? __pfx_tracefs_alloc_inode+0x10/0x10
[ 328.770054][ T6700] tracefs_alloc_inode+0x30/0x120
[ 328.770079][ T6700] ? __pfx_tracefs_alloc_inode+0x10/0x10
[ 328.770101][ T6700] alloc_inode+0x6a/0x1b0
[ 328.770135][ T6700] new_inode+0x1f/0x170
[ 328.770185][ T6700] tracefs_create_file+0xef/0x620
[ 328.770261][ T6700] trace_create_file+0x32/0x70
[ 328.770332][ T6700] create_event_toplevel_files+0x9a/0x1a0
[ 328.770421][ T6700] event_trace_add_tracer+0x8a/0x3b0
[ 328.770501][ T6700] trace_array_create_dir+0x77/0x160
[ 328.770584][ T6700] trace_array_create_systems+0xb3c/0xe60
[ 328.770664][ T6700] ? mutex_lock_nested+0x152/0x1d0
[ 328.770733][ T6700] instance_mkdir+0xd5/0x140
[ 328.770802][ T6700] tracefs_syscall_mkdir+0x11a/0x190
[ 328.770863][ T6700] ? __pfx_tracefs_syscall_mkdir+0x10/0x10
[ 328.770910][ T6700] ? generic_permission+0x2bf/0x670
[ 328.770994][ T6700] ? __pfx_tracefs_permission+0x10/0x10
[ 328.771064][ T6700] ? bpf_lsm_inode_mkdir+0x9/0x20
[ 328.771100][ T6700] vfs_mkdir+0x408/0x620
[ 328.771140][ T6700] filename_mkdirat+0x289/0x520
[ 328.771205][ T6700] ? __pfx_filename_mkdirat+0x10/0x10
[ 328.771237][ T6700] ? do_getname+0x151/0x250
[ 328.771270][ T6700] __se_sys_mkdirat+0x35/0x150
[ 328.771301][ T6700] do_syscall_64+0x166/0x520
[ 328.771342][ T6700] ? trace_irq_disable+0x3b/0x140
[ 328.771369][ T6700] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 328.771431][ T6700] ? clear_bhb_loop+0x70/0xc0
[ 328.771507][ T6700] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 328.771564][ T6700] RIP: 0033:0x7f4d9691e159
[ 328.771618][ T6700] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 328.771671][ T6700] RSP: 002b:00007f4d95f7e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 328.771727][ T6700] RAX: ffffffffffffffda RBX: 00007f4d96ba5fa0 RCX: 00007f4d9691e159
[ 328.771771][ T6700] RDX: 00000000000001ff RSI: 0000200000000140 RDI: ffffffffffffff9c
[ 328.771813][ T6700] RBP: 00007f4d969b5024 R08: 0000000000000000 R09: 0000000000000000
[ 328.771854][ T6700] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 328.771909][ T6700] R13: 00007f4d96ba6038 R14: 00007f4d96ba5fa0 R15: 00007ffcfd170f18
[ 328.772025][ T6700]
[ 328.784181][ T6700] memory: usage 8kB, limit 8kB, failcnt 1733
[ 328.784200][ T6700] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 328.784217][ T6700] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 328.784232][ T6700] Memory cgroup stats for /syz3/test:
[ 328.784478][ T6700] cache 0
[ 328.784508][ T6700] rss 0
[ 328.784530][ T6700] shmem 0
[ 328.784550][ T6700] mapped_file 0
[ 328.784571][ T6700] dirty 0
[ 328.784592][ T6700] writeback 0
[ 328.784614][ T6700] workingset_refault_anon 2
[ 328.784642][ T6700] workingset_refault_file 0
[ 328.784664][ T6700] swap 0
[ 328.784686][ T6700] swapcached 16384
[ 328.784707][ T6700] pgpgin 9
[ 328.784728][ T6700] pgpgout 9
[ 328.784749][ T6700] pgfault 47
[ 328.784758][ T6700] pgmajfault 2
[ 328.784767][ T6700] inactive_anon 0
[ 328.784783][ T6700] active_anon 0
[ 328.784813][ T6700] inactive_file 0
[ 328.784840][ T6700] active_file 0
[ 328.784881][ T6700] unevictable 0
[ 328.787929][ T6700] hierarchical_memory_limit 8192
[ 328.787960][ T6700] hierarchical_memsw_limit 9223372036854771712
[ 328.787989][ T6700] total_cache 0
[ 328.788009][ T6700] total_rss 0
[ 328.788028][ T6700] total_shmem 0
[ 328.788048][ T6700] total_mapped_file 0
[ 328.788087][ T6700] total_dirty 0
[ 328.788107][ T6700] total_writeback 0
[ 328.788115][ T6700] total_workingset_refault_anon 2
[ 328.788143][ T6700] total_workingset_refault_file 0
[ 328.788166][ T6700] total_swap 0
[ 328.788186][ T6700] total_swapcached 16384
[ 328.788208][ T6700] total_pgpgin 9
[ 328.788229][ T6700] total_pgpgout 9
[ 328.788253][ T6700] total_pgfault 47
[ 328.788275][ T6700] total_pgmajfault 2
[ 328.788296][ T6700] total_inactive_anon 0
[ 328.788318][ T6700] total_active_anon 0
[ 328.788347][ T6700] total_inactive_file 0
[ 328.788369][ T6700] total_active_file 0
[ 328.788393][ T6700] total_unevictable 0
[ 328.788417][ T6700] anon_cost 0
[ 328.788438][ T6700] file_cost 0
[ 328.788459][ T6700] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz3/test,task_memcg=/syz3/test,task=syz.3.310,pid=6697,uid=0
[ 328.794852][ T6700] Memory cgroup out of memory: Killed process 6697 (syz.3.310) total-vm:45132kB, anon-rss:1352kB, file-rss:1172kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000
[ 329.025903][ T6700] Could not create tracefs 'show_event_filters' entry
[ 329.199938][ T6700] Could not create tracefs 'show_event_triggers' entry
[ 329.578506][ T6700] Could not create tracefs 'set_event_pid' entry
[ 329.807532][ T6700] Could not create tracefs 'set_event_notrace_pid' entry
[ 329.912213][ T6700] Could not create tracefs 'events' directory
[ 329.952284][ T6711] syz.0.316 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 329.957982][ T6711] CPU: 0 UID: 0 PID: 6711 Comm: syz.0.316 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 329.958069][ T6711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 329.958107][ T6711] Call Trace:
[ 329.958135][ T6711]
[ 329.958156][ T6711] dump_stack_lvl+0xe8/0x150
[ 329.958250][ T6711] dump_header+0xd3/0x4b0
[ 329.958338][ T6711] oom_kill_process+0x3ab/0x9e0
[ 329.958428][ T6711] out_of_memory+0x1064/0x1480
[ 329.958544][ T6711] ? __pfx_out_of_memory+0x10/0x10
[ 329.958624][ T6711] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 329.958691][ T6711] ? _mutex_lock_killable+0x152/0x1d0
[ 329.958746][ T6711] ? try_charge_memcg+0xcc3/0x16f0
[ 329.958788][ T6711] try_charge_memcg+0xd82/0x16f0
[ 329.958905][ T6711] ? __pfx_try_charge_memcg+0x10/0x10
[ 329.958981][ T6711] ? reacquire_held_locks+0x117/0x1a0
[ 329.959071][ T6711] ? percpu_ref_tryget+0x15/0x180
[ 329.959130][ T6711] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 329.959212][ T6711] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 329.959286][ T6711] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 329.959367][ T6711] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 329.959505][ T6711] ? __d_alloc+0x37/0x6f0
[ 329.959569][ T6711] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 329.959643][ T6711] ? __d_alloc+0x37/0x6f0
[ 329.959697][ T6711] ? __d_alloc+0x37/0x6f0
[ 329.959779][ T6711] __d_alloc+0x37/0x6f0
[ 329.959847][ T6711] d_alloc+0x4b/0x190
[ 329.959909][ T6711] ? lookup_one_qstr_excl+0xc4/0x360
[ 329.959984][ T6711] lookup_one_qstr_excl+0xd8/0x360
[ 329.960067][ T6711] filename_create+0x20e/0x370
[ 329.960151][ T6711] ? __pfx_filename_create+0x10/0x10
[ 329.960253][ T6711] filename_mkdirat+0xd2/0x520
[ 329.960356][ T6711] ? __pfx_filename_mkdirat+0x10/0x10
[ 329.960440][ T6711] ? do_getname+0x151/0x250
[ 329.960523][ T6711] __se_sys_mkdirat+0x35/0x150
[ 329.960605][ T6711] do_syscall_64+0x166/0x520
[ 329.960669][ T6711] ? trace_irq_disable+0x3b/0x140
[ 329.960752][ T6711] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 329.960812][ T6711] ? clear_bhb_loop+0x70/0xc0
[ 329.960926][ T6711] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 329.960984][ T6711] RIP: 0033:0x7f9223ffe159
[ 329.961034][ T6711] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 329.961076][ T6711] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 329.961134][ T6711] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 329.961189][ T6711] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 329.961272][ T6711] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 329.961300][ T6711] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 329.961351][ T6711] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 329.961457][ T6711]
[ 329.986171][ T6711] memory: usage 8kB, limit 8kB, failcnt 2317
[ 329.986219][ T6711] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 329.986258][ T6711] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 329.986304][ T6711] Memory cgroup stats for /syz0/test:
[ 329.986604][ T6711] cache 0
[ 329.986637][ T6711] rss 0
[ 329.986655][ T6711] shmem 0
[ 329.986674][ T6711] mapped_file 0
[ 329.986695][ T6711] dirty 0
[ 329.986714][ T6711] writeback 0
[ 329.986734][ T6711] workingset_refault_anon 0
[ 329.986755][ T6711] workingset_refault_file 0
[ 329.986784][ T6711] swap 0
[ 329.986792][ T6711] swapcached 0
[ 329.986820][ T6711] pgpgin 2
[ 329.986840][ T6711] pgpgout 2
[ 329.986860][ T6711] pgfault 32
[ 329.986881][ T6711] pgmajfault 0
[ 329.986900][ T6711] inactive_anon 0
[ 329.986920][ T6711] active_anon 0
[ 329.986939][ T6711] inactive_file 0
[ 329.986977][ T6711] active_file 0
[ 329.987001][ T6711] unevictable 0
[ 329.987024][ T6711] hierarchical_memory_limit 8192
[ 329.987050][ T6711] hierarchical_memsw_limit 9223372036854771712
[ 329.987080][ T6711] total_cache 0
[ 329.987098][ T6711] total_rss 0
[ 329.987267][ T6711] total_shmem 0
[ 329.987296][ T6711] total_mapped_file 0
[ 329.987316][ T6711] total_dirty 0
[ 329.987333][ T6711] total_writeback 0
[ 329.987352][ T6711] total_workingset_refault_anon 0
[ 329.987373][ T6711] total_workingset_refault_file 0
[ 329.987395][ T6711] total_swap 0
[ 329.987413][ T6711] total_swapcached 0
[ 329.987431][ T6711] total_pgpgin 2
[ 329.987450][ T6711] total_pgpgout 2
[ 329.987489][ T6711] total_pgfault 32
[ 329.987507][ T6711] total_pgmajfault 0
[ 329.987527][ T6711] total_inactive_anon 0
[ 329.987546][ T6711] total_active_anon 0
[ 329.987566][ T6711] total_inactive_file 0
[ 329.987586][ T6711] total_active_file 0
[ 329.987599][ T6711] total_unevictable 0
[ 329.987625][ T6711] anon_cost 0
[ 329.987674][ T6711] file_cost 0
[ 329.994792][ T6711] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.316,pid=6710,uid=0
[ 329.995151][ T6711] Memory cgroup out of memory: Killed process 6710 (syz.0.316) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 330.633655][ T6714] syz.0.320 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 330.643575][ T6714] CPU: 1 UID: 0 PID: 6714 Comm: syz.0.320 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 330.643602][ T6714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 330.643616][ T6714] Call Trace:
[ 330.643626][ T6714]
[ 330.643635][ T6714] dump_stack_lvl+0xe8/0x150
[ 330.643671][ T6714] dump_header+0xd3/0x4b0
[ 330.643704][ T6714] oom_kill_process+0x3ab/0x9e0
[ 330.643742][ T6714] out_of_memory+0x1064/0x1480
[ 330.643794][ T6714] ? __pfx_out_of_memory+0x10/0x10
[ 330.643825][ T6714] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 330.643849][ T6714] ? _mutex_lock_killable+0x152/0x1d0
[ 330.643880][ T6714] ? try_charge_memcg+0xcc3/0x16f0
[ 330.643915][ T6714] try_charge_memcg+0xd82/0x16f0
[ 330.643966][ T6714] ? __pfx_try_charge_memcg+0x10/0x10
[ 330.643995][ T6714] ? reacquire_held_locks+0x117/0x1a0
[ 330.644033][ T6714] ? percpu_ref_tryget+0x15/0x180
[ 330.644055][ T6714] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 330.644091][ T6714] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 330.644119][ T6714] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 330.644150][ T6714] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 330.644200][ T6714] ? __d_alloc+0x37/0x6f0
[ 330.644224][ T6714] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 330.644252][ T6714] ? __d_alloc+0x37/0x6f0
[ 330.644273][ T6714] ? __d_alloc+0x37/0x6f0
[ 330.644303][ T6714] __d_alloc+0x37/0x6f0
[ 330.644332][ T6714] d_alloc+0x4b/0x190
[ 330.644352][ T6714] ? lookup_one_qstr_excl+0xc4/0x360
[ 330.644379][ T6714] lookup_one_qstr_excl+0xd8/0x360
[ 330.644409][ T6714] filename_create+0x20e/0x370
[ 330.644443][ T6714] ? __pfx_filename_create+0x10/0x10
[ 330.644480][ T6714] filename_mkdirat+0xd2/0x520
[ 330.644513][ T6714] ? __pfx_filename_mkdirat+0x10/0x10
[ 330.644545][ T6714] ? do_getname+0x151/0x250
[ 330.644579][ T6714] __se_sys_mkdirat+0x35/0x150
[ 330.644611][ T6714] do_syscall_64+0x166/0x520
[ 330.644634][ T6714] ? trace_irq_disable+0x3b/0x140
[ 330.644661][ T6714] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 330.644682][ T6714] ? clear_bhb_loop+0x70/0xc0
[ 330.644709][ T6714] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 330.644731][ T6714] RIP: 0033:0x7f9223ffe159
[ 330.644757][ T6714] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 330.644792][ T6714] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 330.644817][ T6714] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 330.644834][ T6714] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 330.644850][ T6714] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 330.644865][ T6714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 330.644879][ T6714] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 330.644916][ T6714]
[ 330.644926][ T6714] memory: usage 8kB, limit 8kB, failcnt 2389
[ 330.644941][ T6714] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 330.644995][ T6714] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 330.645010][ T6714] Memory cgroup stats for /syz0/test:
[ 330.645133][ T6714] cache 0
[ 330.645144][ T6714] rss 0
[ 330.645152][ T6714] shmem 0
[ 330.645161][ T6714] mapped_file 0
[ 330.645170][ T6714] dirty 0
[ 330.645178][ T6714] writeback 0
[ 330.645186][ T6714] workingset_refault_anon 0
[ 330.645196][ T6714] workingset_refault_file 0
[ 330.645206][ T6714] swap 0
[ 330.645214][ T6714] swapcached 0
[ 330.645223][ T6714] pgpgin 2
[ 330.645231][ T6714] pgpgout 2
[ 330.645240][ T6714] pgfault 32
[ 330.645248][ T6714] pgmajfault 0
[ 330.645257][ T6714] inactive_anon 0
[ 330.645266][ T6714] active_anon 0
[ 330.645275][ T6714] inactive_file 0
[ 330.645283][ T6714] active_file 0
[ 330.645292][ T6714] unevictable 0
[ 330.645301][ T6714] hierarchical_memory_limit 8192
[ 330.645311][ T6714] hierarchical_memsw_limit 9223372036854771712
[ 330.645322][ T6714] total_cache 0
[ 330.645330][ T6714] total_rss 0
[ 330.645339][ T6714] total_shmem 0
[ 330.645348][ T6714] total_mapped_file 0
[ 330.645356][ T6714] total_dirty 0
[ 330.645365][ T6714] total_writeback 0
[ 330.645375][ T6714] total_workingset_refault_anon 0
[ 330.645384][ T6714] total_workingset_refault_file 0
[ 330.645395][ T6714] total_swap 0
[ 330.645403][ T6714] total_swapcached 0
[ 330.645412][ T6714] total_pgpgin 2
[ 330.645421][ T6714] total_pgpgout 2
[ 330.645430][ T6714] total_pgfault 32
[ 330.645439][ T6714] total_pgmajfault 0
[ 330.645448][ T6714] total_inactive_anon 0
[ 330.645457][ T6714] total_active_anon 0
[ 330.645466][ T6714] total_inactive_file 0
[ 330.645475][ T6714] total_active_file 0
[ 330.645484][ T6714] total_unevictable 0
[ 330.645493][ T6714] anon_cost 0
[ 330.645501][ T6714] file_cost 0
[ 330.645510][ T6714] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.320,pid=6712,uid=0
[ 330.645658][ T6714] Memory cgroup out of memory: Killed process 6712 (syz.0.320) total-vm:45132kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 331.173100][ T6718] syz.3.317 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 331.174344][ T6718] CPU: 0 UID: 0 PID: 6718 Comm: syz.3.317 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 331.174369][ T6718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 331.174382][ T6718] Call Trace:
[ 331.174391][ T6718]
[ 331.174399][ T6718] dump_stack_lvl+0xe8/0x150
[ 331.174433][ T6718] dump_header+0xd3/0x4b0
[ 331.174463][ T6718] oom_kill_process+0x3ab/0x9e0
[ 331.174499][ T6718] out_of_memory+0x1064/0x1480
[ 331.174542][ T6718] ? __pfx_out_of_memory+0x10/0x10
[ 331.174571][ T6718] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 331.174594][ T6718] ? _mutex_lock_killable+0x152/0x1d0
[ 331.174623][ T6718] ? try_charge_memcg+0xcc3/0x16f0
[ 331.174654][ T6718] try_charge_memcg+0xd82/0x16f0
[ 331.174682][ T6718] ? __lock_acquire+0x6df/0x2e40
[ 331.174725][ T6718] ? __pfx_try_charge_memcg+0x10/0x10
[ 331.174758][ T6718] ? percpu_ref_tryget+0x15/0x180
[ 331.174778][ T6718] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 331.174811][ T6718] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 331.174839][ T6718] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 331.174871][ T6718] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 331.174917][ T6718] ? tracefs_alloc_inode+0x30/0x120
[ 331.174940][ T6718] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 331.174966][ T6718] ? tracefs_alloc_inode+0x30/0x120
[ 331.174987][ T6718] ? tracefs_alloc_inode+0x30/0x120
[ 331.175014][ T6718] ? __pfx_tracefs_alloc_inode+0x10/0x10
[ 331.175034][ T6718] tracefs_alloc_inode+0x30/0x120
[ 331.175058][ T6718] ? __pfx_tracefs_alloc_inode+0x10/0x10
[ 331.175095][ T6718] alloc_inode+0x6a/0x1b0
[ 331.175128][ T6718] new_inode+0x1f/0x170
[ 331.175152][ T6718] tracefs_create_file+0xef/0x620
[ 331.175204][ T6718] trace_create_file+0x32/0x70
[ 331.175290][ T6718] create_event_toplevel_files+0x9a/0x1a0
[ 331.175367][ T6718] event_trace_add_tracer+0x8a/0x3b0
[ 331.175444][ T6718] trace_array_create_dir+0x77/0x160
[ 331.175532][ T6718] trace_array_create_systems+0xb3c/0xe60
[ 331.175624][ T6718] ? mutex_lock_nested+0x152/0x1d0
[ 331.175709][ T6718] instance_mkdir+0xd5/0x140
[ 331.175777][ T6718] tracefs_syscall_mkdir+0x11a/0x190
[ 331.175843][ T6718] ? __pfx_tracefs_syscall_mkdir+0x10/0x10
[ 331.175904][ T6718] ? generic_permission+0x2bf/0x670
[ 331.176005][ T6718] ? __pfx_tracefs_permission+0x10/0x10
[ 331.176086][ T6718] ? bpf_lsm_inode_mkdir+0x9/0x20
[ 331.176166][ T6718] vfs_mkdir+0x408/0x620
[ 331.176261][ T6718] filename_mkdirat+0x289/0x520
[ 331.176355][ T6718] ? __pfx_filename_mkdirat+0x10/0x10
[ 331.176432][ T6718] ? do_getname+0x151/0x250
[ 331.176519][ T6718] __se_sys_mkdirat+0x35/0x150
[ 331.176591][ T6718] do_syscall_64+0x166/0x520
[ 331.176641][ T6718] ? trace_irq_disable+0x3b/0x140
[ 331.176665][ T6718] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 331.176715][ T6718] ? clear_bhb_loop+0x70/0xc0
[ 331.176795][ T6718] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 331.176828][ T6718] RIP: 0033:0x7f4d9691e159
[ 331.176870][ T6718] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 331.176909][ T6718] RSP: 002b:00007f4d95f7e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 331.176963][ T6718] RAX: ffffffffffffffda RBX: 00007f4d96ba5fa0 RCX: 00007f4d9691e159
[ 331.177000][ T6718] RDX: 00000000000001ff RSI: 0000200000000140 RDI: ffffffffffffff9c
[ 331.177031][ T6718] RBP: 00007f4d969b5024 R08: 0000000000000000 R09: 0000000000000000
[ 331.177066][ T6718] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 331.177094][ T6718] R13: 00007f4d96ba6038 R14: 00007f4d96ba5fa0 R15: 00007ffcfd170f18
[ 331.177163][ T6718]
[ 331.193599][ T6718] memory: usage 8kB, limit 8kB, failcnt 1913
[ 331.193647][ T6718] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 331.193686][ T6718] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 331.193718][ T6718] Memory cgroup stats for /syz3/test:
[ 331.197027][ T6718] cache 0
[ 331.197039][ T6718] rss 0
[ 331.197048][ T6718] shmem 0
[ 331.197057][ T6718] mapped_file 0
[ 331.197066][ T6718] dirty 0
[ 331.197074][ T6718] writeback 0
[ 331.197083][ T6718] workingset_refault_anon 2
[ 331.197092][ T6718] workingset_refault_file 0
[ 331.197102][ T6718] swap 0
[ 331.197111][ T6718] swapcached 16384
[ 331.197120][ T6718] pgpgin 9
[ 331.197128][ T6718] pgpgout 9
[ 331.197137][ T6718] pgfault 49
[ 331.197145][ T6718] pgmajfault 2
[ 331.197154][ T6718] inactive_anon 0
[ 331.198602][ T6718] active_anon 0
[ 331.199866][ T6718] inactive_file 0
[ 331.199895][ T6718] active_file 0
[ 331.199910][ T6718] unevictable 0
[ 331.200473][ T6718] hierarchical_memory_limit 8192
[ 331.200504][ T6718] hierarchical_memsw_limit 9223372036854771712
[ 331.200541][ T6718] total_cache 0
[ 331.200568][ T6718] total_rss 0
[ 331.200589][ T6718] total_shmem 0
[ 331.200618][ T6718] total_mapped_file 0
[ 331.200646][ T6718] total_dirty 0
[ 331.200668][ T6718] total_writeback 0
[ 331.200689][ T6718] total_workingset_refault_anon 2
[ 331.200712][ T6718] total_workingset_refault_file 0
[ 331.200738][ T6718] total_swap 0
[ 331.200760][ T6718] total_swapcached 16384
[ 331.200811][ T6718] total_pgpgin 9
[ 331.202430][ T6718] total_pgpgout 9
[ 331.202477][ T6718] total_pgfault 49
[ 331.202498][ T6718] total_pgmajfault 2
[ 331.202513][ T6718] total_inactive_anon 0
[ 331.202534][ T6718] total_active_anon 0
[ 331.202567][ T6718] total_inactive_file 0
[ 331.203687][ T6718] total_active_file 0
[ 331.203714][ T6718] total_unevictable 0
[ 331.203729][ T6718] anon_cost 0
[ 331.203748][ T6718] file_cost 0
[ 331.203769][ T6718] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz3/test,task_memcg=/syz3/test,task=syz.3.317,pid=6713,uid=0
[ 331.212208][ T6718] Memory cgroup out of memory: Killed process 6713 (syz.3.317) total-vm:45132kB, anon-rss:1352kB, file-rss:1172kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000
[ 331.518038][ T6718] Could not create tracefs 'show_event_filters' entry
[ 331.782572][ T6718] Could not create tracefs 'show_event_triggers' entry
[ 331.816611][ T6718] Could not create tracefs 'set_event_pid' entry
[ 331.853366][ T6718] Could not create tracefs 'set_event_notrace_pid' entry
[ 331.896636][ T6718] Could not create tracefs 'events' directory
[ 331.920426][ T6726] syz.0.323 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 331.921573][ T6726] CPU: 0 UID: 0 PID: 6726 Comm: syz.0.323 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 331.921646][ T6726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 331.921686][ T6726] Call Trace:
[ 331.921709][ T6726]
[ 331.921739][ T6726] dump_stack_lvl+0xe8/0x150
[ 331.921811][ T6726] dump_header+0xd3/0x4b0
[ 331.921895][ T6726] oom_kill_process+0x3ab/0x9e0
[ 331.921968][ T6726] out_of_memory+0x1064/0x1480
[ 331.922114][ T6726] ? __pfx_out_of_memory+0x10/0x10
[ 331.922198][ T6726] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 331.922287][ T6726] ? _mutex_lock_killable+0x152/0x1d0
[ 331.922398][ T6726] ? try_charge_memcg+0xcc3/0x16f0
[ 331.922437][ T6726] try_charge_memcg+0xd82/0x16f0
[ 331.922546][ T6726] ? __pfx_try_charge_memcg+0x10/0x10
[ 331.922633][ T6726] ? reacquire_held_locks+0x117/0x1a0
[ 331.922746][ T6726] ? percpu_ref_tryget+0x15/0x180
[ 331.922809][ T6726] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 331.922905][ T6726] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 331.922982][ T6726] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 331.923066][ T6726] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 331.923213][ T6726] ? __d_alloc+0x37/0x6f0
[ 331.923288][ T6726] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 331.923371][ T6726] ? __d_alloc+0x37/0x6f0
[ 331.923452][ T6726] ? __d_alloc+0x37/0x6f0
[ 331.923485][ T6726] __d_alloc+0x37/0x6f0
[ 331.923516][ T6726] d_alloc+0x4b/0x190
[ 331.923567][ T6726] ? lookup_one_qstr_excl+0xc4/0x360
[ 331.923653][ T6726] lookup_one_qstr_excl+0xd8/0x360
[ 331.923738][ T6726] filename_create+0x20e/0x370
[ 331.923814][ T6726] ? __pfx_filename_create+0x10/0x10
[ 331.923901][ T6726] filename_mkdirat+0xd2/0x520
[ 331.923985][ T6726] ? __pfx_filename_mkdirat+0x10/0x10
[ 331.924062][ T6726] ? do_getname+0x151/0x250
[ 331.924146][ T6726] __se_sys_mkdirat+0x35/0x150
[ 331.924223][ T6726] do_syscall_64+0x166/0x520
[ 331.924282][ T6726] ? trace_irq_disable+0x3b/0x140
[ 331.924346][ T6726] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 331.924403][ T6726] ? clear_bhb_loop+0x70/0xc0
[ 331.924464][ T6726] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 331.924519][ T6726] RIP: 0033:0x7f9223ffe159
[ 331.924570][ T6726] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 331.924619][ T6726] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 331.924679][ T6726] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 331.924719][ T6726] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 331.924760][ T6726] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 331.924803][ T6726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 331.924839][ T6726] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 331.924918][ T6726]
[ 331.925153][ T6726] memory: usage 8kB, limit 8kB, failcnt 2425
[ 331.925195][ T6726] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 331.925245][ T6726] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 331.925285][ T6726] Memory cgroup stats for /syz0/test:
[ 331.925606][ T6726] cache 0
[ 331.925629][ T6726] rss 0
[ 331.925650][ T6726] shmem 0
[ 331.925672][ T6726] mapped_file 0
[ 331.925693][ T6726] dirty 0
[ 331.925713][ T6726] writeback 0
[ 331.925734][ T6726] workingset_refault_anon 0
[ 331.925750][ T6726] workingset_refault_file 0
[ 331.925771][ T6726] swap 0
[ 331.925786][ T6726] swapcached 0
[ 331.925806][ T6726] pgpgin 2
[ 331.925833][ T6726] pgpgout 2
[ 331.925854][ T6726] pgfault 32
[ 331.925874][ T6726] pgmajfault 0
[ 331.925895][ T6726] inactive_anon 0
[ 331.925916][ T6726] active_anon 0
[ 331.925937][ T6726] inactive_file 0
[ 331.925958][ T6726] active_file 0
[ 331.925985][ T6726] unevictable 0
[ 331.926005][ T6726] hierarchical_memory_limit 8192
[ 331.926028][ T6726] hierarchical_memsw_limit 9223372036854771712
[ 331.926082][ T6726] total_cache 0
[ 331.926103][ T6726] total_rss 0
[ 331.926148][ T6726] total_shmem 0
[ 331.926170][ T6726] total_mapped_file 0
[ 331.926191][ T6726] total_dirty 0
[ 331.926220][ T6726] total_writeback 0
[ 331.926251][ T6726] total_workingset_refault_anon 0
[ 331.926274][ T6726] total_workingset_refault_file 0
[ 331.926309][ T6726] total_swap 0
[ 331.926330][ T6726] total_swapcached 0
[ 331.926715][ T6726] total_pgpgin 2
[ 331.926738][ T6726] total_pgpgout 2
[ 331.926758][ T6726] total_pgfault 32
[ 331.926780][ T6726] total_pgmajfault 0
[ 331.926801][ T6726] total_inactive_anon 0
[ 331.926822][ T6726] total_active_anon 0
[ 331.926850][ T6726] total_inactive_file 0
[ 331.926872][ T6726] total_active_file 0
[ 331.926894][ T6726] total_unevictable 0
[ 331.926921][ T6726] anon_cost 0
[ 331.926942][ T6726] file_cost 0
[ 331.926963][ T6726] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.323,pid=6725,uid=0
[ 331.927512][ T6726] Memory cgroup out of memory: Killed process 6725 (syz.0.323) total-vm:45132kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 332.521534][ T6730] syz.3.325 invoked oom-killer: gfp_mask=0xdc0(GFP_KERNEL|__GFP_ZERO), order=0, oom_score_adj=1000
[ 332.523204][ T6730] CPU: 1 UID: 0 PID: 6730 Comm: syz.3.325 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 332.523233][ T6730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 332.523248][ T6730] Call Trace:
[ 332.523257][ T6730]
[ 332.523268][ T6730] dump_stack_lvl+0xe8/0x150
[ 332.523306][ T6730] dump_header+0xd3/0x4b0
[ 332.523340][ T6730] oom_kill_process+0x3ab/0x9e0
[ 332.523394][ T6730] out_of_memory+0x1064/0x1480
[ 332.523440][ T6730] ? __pfx_out_of_memory+0x10/0x10
[ 332.523474][ T6730] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 332.523502][ T6730] ? _mutex_lock_killable+0x152/0x1d0
[ 332.523535][ T6730] ? try_charge_memcg+0xcc3/0x16f0
[ 332.523572][ T6730] try_charge_memcg+0xd82/0x16f0
[ 332.523624][ T6730] ? __pfx_try_charge_memcg+0x10/0x10
[ 332.523656][ T6730] ? reacquire_held_locks+0x117/0x1a0
[ 332.523698][ T6730] ? percpu_ref_tryget+0x15/0x180
[ 332.523721][ T6730] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 332.523760][ T6730] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 332.523791][ T6730] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 332.523824][ T6730] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 332.523875][ T6730] ? alloc_vfsmnt+0x23/0x410
[ 332.523905][ T6730] kmem_cache_alloc_noprof+0x421/0x690
[ 332.523934][ T6730] ? alloc_vfsmnt+0x23/0x410
[ 332.523961][ T6730] ? alloc_vfsmnt+0x23/0x410
[ 332.523996][ T6730] alloc_vfsmnt+0x23/0x410
[ 332.524028][ T6730] vfs_create_mount+0x68/0x310
[ 332.524060][ T6730] do_new_mount+0x399/0xdc0
[ 332.524112][ T6730] ? cap_capable+0x123/0x460
[ 332.524140][ T6730] ? __pfx_do_new_mount+0x10/0x10
[ 332.524187][ T6730] ? ns_capable+0x89/0xe0
[ 332.524222][ T6730] ? path_mount+0x647/0x1050
[ 332.524259][ T6730] ? user_path_at+0xd4/0x160
[ 332.524287][ T6730] __se_sys_mount+0x31d/0x420
[ 332.524316][ T6730] ? __pfx___se_sys_mount+0x10/0x10
[ 332.524347][ T6730] ? __x64_sys_mount+0x20/0xc0
[ 332.524373][ T6730] do_syscall_64+0x166/0x520
[ 332.524399][ T6730] ? trace_irq_disable+0x3b/0x140
[ 332.524429][ T6730] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 332.524453][ T6730] ? clear_bhb_loop+0x70/0xc0
[ 332.524481][ T6730] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 332.524504][ T6730] RIP: 0033:0x7f4d9691e159
[ 332.524530][ T6730] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 332.524550][ T6730] RSP: 002b:00007f4d95f7e028 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 332.524575][ T6730] RAX: ffffffffffffffda RBX: 00007f4d96ba5fa0 RCX: 00007f4d9691e159
[ 332.524593][ T6730] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 0000000000000000
[ 332.524610][ T6730] RBP: 00007f4d969b5024 R08: 0000000000000000 R09: 0000000000000000
[ 332.524625][ T6730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 332.524641][ T6730] R13: 00007f4d96ba6038 R14: 00007f4d96ba5fa0 R15: 00007ffcfd170f18
[ 332.524677][ T6730]
[ 332.690228][ T6730] memory: usage 8kB, limit 8kB, failcnt 2098
[ 332.690250][ T6730] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 332.690266][ T6730] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 332.690281][ T6730] Memory cgroup stats for /syz3/test:
[ 332.690406][ T6730] cache 0
[ 332.690416][ T6730] rss 0
[ 332.690425][ T6730] shmem 0
[ 332.690433][ T6730] mapped_file 0
[ 332.690443][ T6730] dirty 0
[ 332.690451][ T6730] writeback 0
[ 332.690460][ T6730] workingset_refault_anon 2
[ 332.690470][ T6730] workingset_refault_file 0
[ 332.690479][ T6730] swap 0
[ 332.690487][ T6730] swapcached 16384
[ 332.690497][ T6730] pgpgin 9
[ 332.690505][ T6730] pgpgout 9
[ 332.690513][ T6730] pgfault 49
[ 332.690522][ T6730] pgmajfault 2
[ 332.690531][ T6730] inactive_anon 0
[ 332.690540][ T6730] active_anon 0
[ 332.690549][ T6730] inactive_file 0
[ 332.690558][ T6730] active_file 0
[ 332.690567][ T6730] unevictable 0
[ 332.690576][ T6730] hierarchical_memory_limit 8192
[ 332.690586][ T6730] hierarchical_memsw_limit 9223372036854771712
[ 332.690597][ T6730] total_cache 0
[ 332.690606][ T6730] total_rss 0
[ 332.690614][ T6730] total_shmem 0
[ 332.690623][ T6730] total_mapped_file 0
[ 332.690632][ T6730] total_dirty 0
[ 332.690641][ T6730] total_writeback 0
[ 332.690650][ T6730] total_workingset_refault_anon 2
[ 332.690660][ T6730] total_workingset_refault_file 0
[ 332.690670][ T6730] total_swap 0
[ 332.690679][ T6730] total_swapcached 16384
[ 332.690689][ T6730] total_pgpgin 9
[ 332.690698][ T6730] total_pgpgout 9
[ 332.690707][ T6730] total_pgfault 49
[ 332.690716][ T6730] total_pgmajfault 2
[ 332.690725][ T6730] total_inactive_anon 0
[ 332.690735][ T6730] total_active_anon 0
[ 332.690743][ T6730] total_inactive_file 0
[ 332.690753][ T6730] total_active_file 0
[ 332.690762][ T6730] total_unevictable 0
[ 332.690771][ T6730] anon_cost 0
[ 332.690780][ T6730] file_cost 0
[ 332.690789][ T6730] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz3/test,task_memcg=/syz3/test,task=syz.3.325,pid=6729,uid=0
[ 332.690920][ T6730] Memory cgroup out of memory: Killed process 6729 (syz.3.325) total-vm:45264kB, anon-rss:1352kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000
[ 332.877318][ T6728] syz.0.324 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 332.877420][ T6728] CPU: 0 UID: 0 PID: 6728 Comm: syz.0.324 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 332.877483][ T6728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 332.877521][ T6728] Call Trace:
[ 332.877545][ T6728]
[ 332.877568][ T6728] dump_stack_lvl+0xe8/0x150
[ 332.877672][ T6728] dump_header+0xd3/0x4b0
[ 332.877725][ T6728] oom_kill_process+0x3ab/0x9e0
[ 332.877765][ T6728] out_of_memory+0x1064/0x1480
[ 332.877873][ T6728] ? __pfx_out_of_memory+0x10/0x10
[ 332.877963][ T6728] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 332.878034][ T6728] ? _mutex_lock_killable+0x152/0x1d0
[ 332.878105][ T6728] ? try_charge_memcg+0xcc3/0x16f0
[ 332.878206][ T6728] try_charge_memcg+0xd82/0x16f0
[ 332.878344][ T6728] ? __pfx_try_charge_memcg+0x10/0x10
[ 332.878425][ T6728] ? reacquire_held_locks+0x117/0x1a0
[ 332.878529][ T6728] ? percpu_ref_tryget+0x15/0x180
[ 332.878584][ T6728] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 332.878690][ T6728] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 332.878751][ T6728] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 332.878785][ T6728] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 332.878885][ T6728] ? __d_alloc+0x37/0x6f0
[ 332.878927][ T6728] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 332.879006][ T6728] ? __d_alloc+0x37/0x6f0
[ 332.879060][ T6728] ? __d_alloc+0x37/0x6f0
[ 332.879147][ T6728] __d_alloc+0x37/0x6f0
[ 332.879229][ T6728] d_alloc+0x4b/0x190
[ 332.879264][ T6728] ? lookup_one_qstr_excl+0xc4/0x360
[ 332.879386][ T6728] lookup_one_qstr_excl+0xd8/0x360
[ 332.879481][ T6728] filename_create+0x20e/0x370
[ 332.879566][ T6728] ? __pfx_filename_create+0x10/0x10
[ 332.879671][ T6728] filename_mkdirat+0xd2/0x520
[ 332.879753][ T6728] ? __pfx_filename_mkdirat+0x10/0x10
[ 332.879844][ T6728] ? do_getname+0x151/0x250
[ 332.879942][ T6728] __se_sys_mkdirat+0x35/0x150
[ 332.880029][ T6728] do_syscall_64+0x166/0x520
[ 332.880091][ T6728] ? trace_irq_disable+0x3b/0x140
[ 332.880166][ T6728] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 332.880236][ T6728] ? clear_bhb_loop+0x70/0xc0
[ 332.880312][ T6728] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 332.880370][ T6728] RIP: 0033:0x7f9223ffe159
[ 332.880433][ T6728] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 332.880480][ T6728] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 332.880545][ T6728] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 332.880598][ T6728] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 332.880642][ T6728] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 332.880684][ T6728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 332.880719][ T6728] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 332.880819][ T6728]
[ 332.933762][ T6728] memory: usage 8kB, limit 8kB, failcnt 2480
[ 332.933836][ T6728] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 332.933877][ T6728] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 332.933910][ T6728] Memory cgroup stats for /syz0/test:
[ 332.934244][ T6728] cache 0
[ 332.934268][ T6728] rss 0
[ 332.934288][ T6728] shmem 0
[ 332.934309][ T6728] mapped_file 0
[ 332.934338][ T6728] dirty 0
[ 332.934358][ T6728] writeback 0
[ 332.934379][ T6728] workingset_refault_anon 0
[ 332.934400][ T6728] workingset_refault_file 0
[ 332.934421][ T6728] swap 0
[ 332.934449][ T6728] swapcached 0
[ 332.934457][ T6728] pgpgin 2
[ 332.934466][ T6728] pgpgout 2
[ 332.934486][ T6728] pgfault 32
[ 332.934494][ T6728] pgmajfault 0
[ 332.934502][ T6728] inactive_anon 0
[ 332.934510][ T6728] active_anon 0
[ 332.934518][ T6728] inactive_file 0
[ 332.934534][ T6728] active_file 0
[ 332.934559][ T6728] unevictable 0
[ 332.934596][ T6728] hierarchical_memory_limit 8192
[ 332.934624][ T6728] hierarchical_memsw_limit 9223372036854771712
[ 332.934652][ T6728] total_cache 0
[ 332.934677][ T6728] total_rss 0
[ 332.934698][ T6728] total_shmem 0
[ 332.934717][ T6728] total_mapped_file 0
[ 332.934737][ T6728] total_dirty 0
[ 332.934757][ T6728] total_writeback 0
[ 332.934777][ T6728] total_workingset_refault_anon 0
[ 332.934799][ T6728] total_workingset_refault_file 0
[ 332.934824][ T6728] total_swap 0
[ 332.934844][ T6728] total_swapcached 0
[ 332.934863][ T6728] total_pgpgin 2
[ 332.934884][ T6728] total_pgpgout 2
[ 332.934903][ T6728] total_pgfault 32
[ 332.934923][ T6728] total_pgmajfault 0
[ 332.934948][ T6728] total_inactive_anon 0
[ 332.934969][ T6728] total_active_anon 0
[ 332.934989][ T6728] total_inactive_file 0
[ 332.935009][ T6728] total_active_file 0
[ 332.935036][ T6728] total_unevictable 0
[ 332.935057][ T6728] anon_cost 0
[ 332.935077][ T6728] file_cost 0
[ 332.935095][ T6728] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.324,pid=6727,uid=0
[ 332.946476][ T6728] Memory cgroup out of memory: Killed process 6727 (syz.0.324) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 333.723695][ T6740] syz.0.330 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 333.736669][ T6740] CPU: 1 UID: 0 PID: 6740 Comm: syz.0.330 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 333.736697][ T6740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 333.736710][ T6740] Call Trace:
[ 333.736719][ T6740]
[ 333.736729][ T6740] dump_stack_lvl+0xe8/0x150
[ 333.736768][ T6740] dump_header+0xd3/0x4b0
[ 333.736800][ T6740] oom_kill_process+0x3ab/0x9e0
[ 333.736837][ T6740] out_of_memory+0x1064/0x1480
[ 333.736882][ T6740] ? __pfx_out_of_memory+0x10/0x10
[ 333.736912][ T6740] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 333.736937][ T6740] ? _mutex_lock_killable+0x152/0x1d0
[ 333.736968][ T6740] ? try_charge_memcg+0xcc3/0x16f0
[ 333.737004][ T6740] try_charge_memcg+0xd82/0x16f0
[ 333.737054][ T6740] ? __pfx_try_charge_memcg+0x10/0x10
[ 333.737084][ T6740] ? reacquire_held_locks+0x117/0x1a0
[ 333.737122][ T6740] ? percpu_ref_tryget+0x15/0x180
[ 333.737144][ T6740] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 333.737179][ T6740] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 333.737208][ T6740] ? __memcg_slab_post_alloc_hook+0x7d0/0xfe0
[ 333.737239][ T6740] __memcg_slab_post_alloc_hook+0x968/0xfe0
[ 333.737288][ T6740] ? __d_alloc+0x37/0x6f0
[ 333.737311][ T6740] kmem_cache_alloc_lru_noprof+0x41c/0x680
[ 333.737339][ T6740] ? __d_alloc+0x37/0x6f0
[ 333.737362][ T6740] ? __d_alloc+0x37/0x6f0
[ 333.737391][ T6740] __d_alloc+0x37/0x6f0
[ 333.737420][ T6740] d_alloc+0x4b/0x190
[ 333.737440][ T6740] ? lookup_one_qstr_excl+0xc4/0x360
[ 333.737467][ T6740] lookup_one_qstr_excl+0xd8/0x360
[ 333.737496][ T6740] filename_create+0x20e/0x370
[ 333.737530][ T6740] ? __pfx_filename_create+0x10/0x10
[ 333.737573][ T6740] filename_mkdirat+0xd2/0x520
[ 333.737608][ T6740] ? __pfx_filename_mkdirat+0x10/0x10
[ 333.737641][ T6740] ? do_getname+0x151/0x250
[ 333.737674][ T6740] __se_sys_mkdirat+0x35/0x150
[ 333.737704][ T6740] do_syscall_64+0x166/0x520
[ 333.737727][ T6740] ? trace_irq_disable+0x3b/0x140
[ 333.737754][ T6740] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 333.737776][ T6740] ? clear_bhb_loop+0x70/0xc0
[ 333.737803][ T6740] entry_SY
** replaying previous printk message **
[ 333.737803][ T6740] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 333.737825][ T6740] RIP: 0033:0x7f9223ffe159
[ 333.737846][ T6740] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 333.737865][ T6740] RSP: 002b:00007f922365e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 333.737889][ T6740] RAX: ffffffffffffffda RBX: 00007f9224285fa0 RCX: 00007f9223ffe159
[ 333.737904][ T6740] RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c
[ 333.737920][ T6740] RBP: 00007f9224095024 R08: 0000000000000000 R09: 0000000000000000
[ 333.737935][ T6740] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 333.737948][ T6740] R13: 00007f9224286038 R14: 00007f9224285fa0 R15: 00007ffe1e769558
[ 333.737984][ T6740]
[ 333.738512][ T6740] memory: usage 8kB, limit 8kB, failcnt 2535
[ 333.738530][ T6740] memory+swap: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 333.738545][ T6740] kmem: usage 8kB, limit 9007199254740988kB, failcnt 0
[ 333.738559][ T6740] Memory cgroup stats for /syz0/test:
[ 333.738685][ T6740] cache 0
[ 333.738695][ T6740] rss 0
[ 333.738703][ T6740] shmem 0
[ 333.738711][ T6740] mapped_file 0
[ 333.738719][ T6740] dirty 0
[ 333.738727][ T6740] writeback 0
[ 333.829009][ T6740] workingset_refault_anon 0
[ 333.829023][ T6740] workingset_refault_file 0
[ 333.829033][ T6740] swap 0
[ 333.829040][ T6740] swapcached 0
[ 333.829049][ T6740] pgpgin 2
[ 333.829063][ T6740] pgpgout 2
[ 333.829087][ T6740] pgfault 32
[ 333.829108][ T6740] pgmajfault 0
[ 333.829128][ T6740] inactive_anon 0
[ 333.829155][ T6740] active_anon 0
[ 333.829175][ T6740] inactive_file 0
[ 333.829195][ T6740] active_file 0
[ 333.829216][ T6740] unevictable 0
[ 333.829242][ T6740] hierarchical_memory_limit 8192
[ 333.829269][ T6740] hierarchical_memsw_limit 9223372036854771712
[ 333.829299][ T6740] total_cache 0
[ 333.829325][ T6740] total_rss 0
[ 333.829345][ T6740] total_shmem 0
[ 333.829372][ T6740] total_mapped_file 0
[ 333.829393][ T6740] total_dirty 0
[ 333.829412][ T6740] total_writeback 0
[ 333.829433][ T6740] total_workingset_refault_anon 0
[ 333.829459][ T6740] total_workingset_refault_file 0
[ 333.829497][ T6740] total_swap 0
[ 333.829534][ T6740] total_swapcached 0
[ 333.829558][ T6740] total_pgpgin 2
[ 333.829567][ T6740] total_pgpgout 2
[ 333.829602][ T6740] total_pgfault 32
[ 333.829623][ T6740] total_pgmajfault 0
[ 333.829646][ T6740] total_inactive_anon 0
[ 333.829667][ T6740] total_active_anon 0
[ 333.829695][ T6740] total_inactive_file 0
[ 333.829716][ T6740] total_active_file 0
[ 333.829737][ T6740] total_unevictable 0
[ 333.829770][ T6740] anon_cost 0
[ 333.829789][ T6740] file_cost 0
2026/09/04 04:56:59 executed programs: 325
[ 333.829811][ T6740] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0/test,task_memcg=/syz0/test,task=syz.0.330,pid=6739,uid=0
[ 333.872301][ T6740] Memory cgroup out of memory: Killed process 6739 (syz.0.330) total-vm:45264kB, anon-rss:1348kB, file-rss:1108kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 333.944872][ T6735] ------------[ cut here ]------------
[ 333.944908][ T6735] failed to allocate ring buffer on CPU 1
[ 333.944947][ T6735] WARNING: kernel/trace/ring_buffer.c:8032 at trace_rb_cpu_prepare+0x330/0x3c0, CPU#0: syz.2.328/6735
[ 334.272563][ T6735] Modules linked in:
[ 334.276506][ T6735] CPU: 0 UID: 0 PID: 6735 Comm: syz.2.328 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 334.286293][ T6735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 334.296415][ T6735] RIP: 0010:trace_rb_cpu_prepare+0x332/0x3c0
[ 334.302489][ T6735] Code: 08 f0 48 0f ab 03 31 c0 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d e9 7d 01 8f 09 cc e8 57 32 fc ff 48 8d 3d 20 44 eb 0d 89 ee <67> 48 0f b9 3a b8 f4 ff ff ff eb d2 e8 3d 32 fc ff e9 ef fe ff ff
[ 334.322157][ T6735] RSP: 0018:ffffc90005f7f7e0 EFLAGS: 00010293
[ 334.328266][ T6735] RAX: ffffffff81ca4769 RBX: dffffc0000000000 RCX: ffff8880349addc0
[ 334.336315][ T6735] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff8fb58b90
[ 334.344360][ T6735] RBP: 0000000000000001 R08: ffffffff8fb1dd7f R09: 1ffffffff1f63baf
[ 334.352409][ T6735] R10: dffffc0000000000 R11: fffffbfff1f63bb0 R12: 0000000000000000
[ 334.360488][ T6735] R13: ffff888033303b88 R14: ffff88803aaa80a0 R15: 0000000000000000
[ 334.368489][ T6735] FS: 00007f554cd9e6c0(0000) GS:ffff888125bd5000(0000) knlGS:0000000000000000
[ 334.377488][ T6735] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 334.384147][ T6735] CR2: 00007f7ed9b8edc0 CR3: 0000000044202000 CR4: 00000000003526f0
[ 334.392192][ T6735] Call Trace:
[ 334.395529][ T6735]
[ 334.398497][ T6735] ? __pfx_trace_rb_cpu_prepare+0x10/0x10
[ 334.404302][ T6735] cpuhp_invoke_callback+0x498/0x810
[ 334.409749][ T6735] ? __pfx_trace_rb_cpu_prepare+0x10/0x10
[ 334.415491][ T6735] cpuhp_issue_call+0x3f0/0x750
[ 334.420416][ T6735] ? mutex_lock_nested+0x152/0x1d0
[ 334.425575][ T6735] ? __cpuhp_state_add_instance_cpuslocked+0x126/0x560
[ 334.432503][ T6735] __cpuhp_state_add_instance_cpuslocked+0x225/0x560
[ 334.439223][ T6735] __cpuhp_state_add_instance+0x25/0x40
[ 334.444790][ T6735] alloc_buffer+0x197a/0x1e70
[ 334.449552][ T6735] __ring_buffer_alloc+0x2c/0x40
[ 334.454542][ T6735] allocate_trace_buffer+0x1d2/0x950
[ 334.459925][ T6735] ? __kmalloc_node_track_caller_noprof+0x58c/0x7b0
[ 334.466585][ T6735] ? trace_array_create_systems+0x75/0xe60
[ 334.472473][ T6735] ? __pfx_allocate_trace_buffer+0x10/0x10
[ 334.478330][ T6735] ? __raw_spin_lock_init+0x45/0x100
[ 334.483697][ T6735] trace_array_create_systems+0x590/0xe60
[ 334.489479][ T6735] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 334.495321][ T6735] ? mutex_lock_nested+0x152/0x1d0
[ 334.500528][ T6735] instance_mkdir+0xd5/0x140
[ 334.505176][ T6735] tracefs_syscall_mkdir+0x11a/0x190
[ 334.510496][ T6735] ? __pfx_tracefs_syscall_mkdir+0x10/0x10
[ 334.516322][ T6735] ? generic_permission+0x2bf/0x670
[ 334.521608][ T6735] ? __pfx_tracefs_permission+0x10/0x10
[ 334.527288][ T6735] ? bpf_lsm_inode_mkdir+0x9/0x20
[ 334.532357][ T6735] vfs_mkdir+0x408/0x620
[ 334.536618][ T6735] filename_mkdirat+0x289/0x520
[ 334.541635][ T6735] ? __pfx_filename_mkdirat+0x10/0x10
[ 334.547056][ T6735] ? do_getname+0x151/0x250
[ 334.551630][ T6735] __se_sys_mkdirat+0x35/0x150
[ 334.556418][ T6735] do_syscall_64+0x166/0x520
[ 334.561102][ T6735] ? trace_irq_disable+0x3b/0x140
[ 334.566255][ T6735] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 334.572355][ T6735] ? clear_bhb_loop+0x70/0xc0
[ 334.577065][ T6735] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 334.583110][ T6735] RIP: 0033:0x7f554d73e159
[ 334.587564][ T6735] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 334.607244][ T6735] RSP: 002b:00007f554cd9e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 334.615759][ T6735] RAX: ffffffffffffffda RBX: 00007f554d9c5fa0 RCX: 00007f554d73e159
[ 334.623827][ T6735] RDX: 00000000000001ff RSI: 0000200000000140 RDI: ffffffffffffff9c
[ 334.631848][ T6735] RBP: 00007f554d7d5024 R08: 0000000000000000 R09: 0000000000000000
[ 334.639874][ T6735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 334.647902][ T6735] R13: 00007f554d9c6038 R14: 00007f554d9c5fa0 R15: 00007ffc56d5ef88
[ 334.655987][ T6735]
[ 334.659091][ T6735] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 334.666402][ T6735] CPU: 0 UID: 0 PID: 6735 Comm: syz.2.328 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 334.676139][ T6735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 334.686243][ T6735] Call Trace:
[ 334.689543][ T6735]
[ 334.692495][ T6735] vpanic+0x56d/0xa60
[ 334.696503][ T6735] ? __pfx__printk+0x10/0x10
[ 334.701119][ T6735] ? __pfx_vpanic+0x10/0x10
[ 334.705636][ T6735] ? is_bpf_text_address+0x292/0x2b0
[ 334.710989][ T6735] ? is_bpf_text_address+0x26/0x2b0
[ 334.716261][ T6735] panic+0xc5/0xd0
[ 334.720041][ T6735] ? __pfx_panic+0x10/0x10
[ 334.724501][ T6735] __warn+0x315/0x4c0
[ 334.728503][ T6735] ? trace_rb_cpu_prepare+0x330/0x3c0
[ 334.733909][ T6735] ? trace_rb_cpu_prepare+0x330/0x3c0
[ 334.739315][ T6735] __report_bug+0x276/0x570
[ 334.743857][ T6735] ? trace_rb_cpu_prepare+0x330/0x3c0
[ 334.749290][ T6735] ? __pfx___report_bug+0x10/0x10
[ 334.754365][ T6735] ? trace_rb_cpu_prepare+0x337/0x3c0
[ 334.759773][ T6735] report_bug_entry+0x19b/0x290
[ 334.764666][ T6735] ? trace_rb_cpu_prepare+0x332/0x3c0
[ 334.770083][ T6735] ? trace_rb_cpu_prepare+0x337/0x3c0
[ 334.775500][ T6735] handle_bug+0xce/0x200
[ 334.779782][ T6735] exc_invalid_op+0x1a/0x50
[ 334.784331][ T6735] asm_exc_invalid_op+0x1a/0x20
[ 334.789203][ T6735] RIP: 0010:trace_rb_cpu_prepare+0x332/0x3c0
[ 334.795205][ T6735] Code: 08 f0 48 0f ab 03 31 c0 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d e9 7d 01 8f 09 cc e8 57 32 fc ff 48 8d 3d 20 44 eb 0d 89 ee <67> 48 0f b9 3a b8 f4 ff ff ff eb d2 e8 3d 32 fc ff e9 ef fe ff ff
[ 334.814849][ T6735] RSP: 0018:ffffc90005f7f7e0 EFLAGS: 00010293
[ 334.820951][ T6735] RAX: ffffffff81ca4769 RBX: dffffc0000000000 RCX: ffff8880349addc0
[ 334.828956][ T6735] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff8fb58b90
[ 334.836960][ T6735] RBP: 0000000000000001 R08: ffffffff8fb1dd7f R09: 1ffffffff1f63baf
[ 334.844969][ T6735] R10: dffffc0000000000 R11: fffffbfff1f63bb0 R12: 0000000000000000
[ 334.852975][ T6735] R13: ffff888033303b88 R14: ffff88803aaa80a0 R15: 0000000000000000
[ 334.860975][ T6735] ? trace_rb_cpu_prepare+0x329/0x3c0
[ 334.866399][ T6735] ? __pfx_trace_rb_cpu_prepare+0x10/0x10
[ 334.872184][ T6735] cpuhp_invoke_callback+0x498/0x810
[ 334.877512][ T6735] ? __pfx_trace_rb_cpu_prepare+0x10/0x10
[ 334.883275][ T6735] cpuhp_issue_call+0x3f0/0x750
[ 334.888163][ T6735] ? mutex_lock_nested+0x152/0x1d0
[ 334.893297][ T6735] ? __cpuhp_state_add_instance_cpuslocked+0x126/0x560
[ 334.900194][ T6735] __cpuhp_state_add_instance_cpuslocked+0x225/0x560
[ 334.906906][ T6735] __cpuhp_state_add_instance+0x25/0x40
[ 334.912509][ T6735] alloc_buffer+0x197a/0x1e70
[ 334.917253][ T6735] __ring_buffer_alloc+0x2c/0x40
[ 334.922226][ T6735] allocate_trace_buffer+0x1d2/0x950
[ 334.927557][ T6735] ? __kmalloc_node_track_caller_noprof+0x58c/0x7b0
[ 334.934173][ T6735] ? trace_array_create_systems+0x75/0xe60
[ 334.940027][ T6735] ? __pfx_allocate_trace_buffer+0x10/0x10
[ 334.945852][ T6735] ? __raw_spin_lock_init+0x45/0x100
[ 334.951179][ T6735] trace_array_create_systems+0x590/0xe60
[ 334.956931][ T6735] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 334.962768][ T6735] ? mutex_lock_nested+0x152/0x1d0
[ 334.967936][ T6735] instance_mkdir+0xd5/0x140
[ 334.972571][ T6735] tracefs_syscall_mkdir+0x11a/0x190
[ 334.977897][ T6735] ? __pfx_tracefs_syscall_mkdir+0x10/0x10
[ 334.983740][ T6735] ? generic_permission+0x2bf/0x670
[ 334.988980][ T6735] ? __pfx_tracefs_permission+0x10/0x10
[ 334.994546][ T6735] ? bpf_lsm_inode_mkdir+0x9/0x20
[ 334.999598][ T6735] vfs_mkdir+0x408/0x620
[ 335.003873][ T6735] filename_mkdirat+0x289/0x520
[ 335.008855][ T6735] ? __pfx_filename_mkdirat+0x10/0x10
[ 335.014261][ T6735] ? do_getname+0x151/0x250
[ 335.018812][ T6735] __se_sys_mkdirat+0x35/0x150
[ 335.023619][ T6735] do_syscall_64+0x166/0x520
[ 335.028251][ T6735] ? trace_irq_disable+0x3b/0x140
[ 335.033297][ T6735] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 335.039394][ T6735] ? clear_bhb_loop+0x70/0xc0
[ 335.044108][ T6735] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 335.050042][ T6735] RIP: 0033:0x7f554d73e159
[ 335.054493][ T6735] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 335.074126][ T6735] RSP: 002b:00007f554cd9e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 335.082573][ T6735] RAX: ffffffffffffffda RBX: 00007f554d9c5fa0 RCX: 00007f554d73e159
[ 335.090570][ T6735] RDX: 00000000000001ff RSI: 0000200000000140 RDI: ffffffffffffff9c
[ 335.098580][ T6735] RBP: 00007f554d7d5024 R08: 0000000000000000 R09: 0000000000000000
[ 335.106657][ T6735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 335.114674][ T6735] R13: 00007f554d9c6038 R14: 00007f554d9c5fa0 R15: 00007ffc56d5ef88
[ 335.122672][ T6735]
[ 335.125868][ T6735] Kernel Offset: disabled
[ 335.130228][ T6735] Rebooting in 86400 seconds..