2][ T6215] total_swapcached 12288
[ 142.644514][ T6215] total_pgpgin 24298
[ 142.648399][ T6215] total_pgpgout 24292
[ 142.652350][ T6215] total_pgfault 2327
[ 142.656808][ T6215] total_pgmajfault 1422
[ 142.660939][ T6215] total_inactive_anon 0
[ 142.665060][ T6215] total_active_anon 0
[ 142.669483][ T6215] total_inactive_file 0
[ 142.673606][ T6215] total_active_file 0
[ 142.677570][ T6215] total_unevictable 0
[ 142.681528][ T6215] anon_cost 0
[ 142.684803][ T6215] file_cost 0
[ 142.688100][ T6215] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz.1.54,pid=6208,uid=0
[ 142.702685][ T6215] Memory cgroup out of memory: Killed process 6208 (syz.1.54) total-vm:44840kB, anon-rss:1140kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 142.885297][ T6215] syz.1.54 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 142.895830][ T6215] CPU: 0 UID: 0 PID: 6215 Comm: syz.1.54 Not tainted syzkaller #0 PREEMPT(full)
[ 142.895848][ T6215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 142.895856][ T6215] Call Trace:
[ 142.895860][ T6215]
[ 142.895864][ T6215] dump_stack_lvl+0x16c/0x1f0
[ 142.895884][ T6215] dump_header+0x101/0x960
[ 142.895904][ T6215] oom_kill_process+0x176/0x910
[ 142.895923][ T6215] out_of_memory+0x350/0x1700
[ 142.895940][ T6215] ? __lock_acquire+0x436/0x2890
[ 142.895955][ T6215] ? __pfx_out_of_memory+0x10/0x10
[ 142.895976][ T6215] mem_cgroup_out_of_memory+0x118/0x130
[ 142.895988][ T6215] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 142.896003][ T6215] ? do_raw_spin_unlock+0x172/0x230
[ 142.896020][ T6215] try_charge_memcg+0x695/0xd30
[ 142.896038][ T6215] ? __pfx_try_charge_memcg+0x10/0x10
[ 142.896053][ T6215] ? __print_lock_name+0x81/0xe0
[ 142.896070][ T6215] ? rcu_read_unlock+0x17/0x60
[ 142.896090][ T6215] charge_memcg+0x8a/0x230
[ 142.896105][ T6215] __mem_cgroup_charge+0x2b/0x1e0
[ 142.896122][ T6215] shmem_alloc_and_add_folio+0x50c/0xc20
[ 142.896143][ T6215] ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[ 142.896162][ T6215] ? shmem_allowable_huge_orders+0xd4/0x3f0
[ 142.896183][ T6215] shmem_get_folio_gfp+0x67f/0x1610
[ 142.896203][ T6215] ? __pfx_shmem_get_folio_gfp+0x10/0x10
[ 142.896222][ T6215] ? __pfx_timestamp_truncate+0x10/0x10
[ 142.896241][ T6215] shmem_write_begin+0x1a4/0x3b0
[ 142.896253][ T6215] ? __pfx_shmem_write_begin+0x10/0x10
[ 142.896264][ T6215] ? balance_dirty_pages_ratelimited_flags+0x92/0x1260
[ 142.896288][ T6215] generic_perform_write+0x3c4/0x900
[ 142.896318][ T6215] ? __pfx_generic_perform_write+0x10/0x10
[ 142.896342][ T6215] ? generic_update_time+0xcf/0xf0
[ 142.896358][ T6215] ? mnt_put_write_access_file+0x45/0xf0
[ 142.896379][ T6215] ? file_update_time_flags+0x35c/0x520
[ 142.896397][ T6215] ? __pfx_shmem_file_write_iter+0x10/0x10
[ 142.896414][ T6215] shmem_file_write_iter+0x10e/0x140
[ 142.896433][ T6215] __kernel_write_iter+0x31a/0xb10
[ 142.896456][ T6215] ? __pfx___kernel_write_iter+0x10/0x10
[ 142.896476][ T6215] ? __up_read+0x2d1/0x700
[ 142.896499][ T6215] ? dump_user_range+0x756/0xb70
[ 142.896538][ T6215] dump_user_range+0x413/0xb70
[ 142.896571][ T6215] ? __pfx_dump_user_range+0x10/0x10
[ 142.896601][ T6215] ? elf_coredump_extra_notes_write+0xbd/0x500
[ 142.896628][ T6215] ? __pfx_writenote+0x10/0x10
[ 142.896652][ T6215] elf_core_dump+0x29c3/0x3c10
[ 142.896684][ T6215] ? __pfx_elf_core_dump+0x10/0x10
[ 142.896700][ T6215] ? kasan_save_stack+0x33/0x60
[ 142.896720][ T6215] ? kasan_save_track+0x14/0x30
[ 142.896740][ T6215] ? __kasan_kmalloc+0xaa/0xb0
[ 142.896759][ T6215] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 142.896777][ T6215] ? vfs_coredump+0x1dd9/0x55e0
[ 142.896803][ T6215] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 142.896828][ T6215] ? irqentry_exit+0x38a/0x8c0
[ 142.896850][ T6215] ? asm_exc_page_fault+0x26/0x30
[ 142.896875][ T6215] ? 0xffffffffff600000
[ 142.896928][ T6215] ? vfs_coredump+0x2b85/0x55e0
[ 142.896954][ T6215] vfs_coredump+0x2b85/0x55e0
[ 142.896986][ T6215] ? __pfx_vfs_coredump+0x10/0x10
[ 142.897012][ T6215] ? __lock_acquire+0x436/0x2890
[ 142.897039][ T6215] ? __lock_acquire+0x436/0x2890
[ 142.897063][ T6215] ? lock_acquire+0x179/0x330
[ 142.897089][ T6215] ? lock_acquire+0x179/0x330
[ 142.897127][ T6215] ? arch_stack_walk+0xa6/0x100
[ 142.897160][ T6215] ? stack_trace_save+0x8e/0xc0
[ 142.897181][ T6215] ? __pfx_stack_trace_save+0x10/0x10
[ 142.897200][ T6215] ? stack_depot_save_flags+0x29/0x9b0
[ 142.897228][ T6215] ? __lock_acquire+0x436/0x2890
[ 142.897250][ T6215] ? kasan_save_stack+0x42/0x60
[ 142.897308][ T6215] ? proc_coredump_connector+0x2d1/0x4f0
[ 142.897330][ T6215] ? __pfx_proc_coredump_connector+0x10/0x10
[ 142.897360][ T6215] ? rcu_is_watching+0x12/0xc0
[ 142.897380][ T6215] get_signal+0x22e1/0x26d0
[ 142.897416][ T6215] ? __pfx_get_signal+0x10/0x10
[ 142.897451][ T6215] arch_do_signal_or_restart+0x8f/0x7e0
[ 142.897477][ T6215] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 142.897515][ T6215] ? __bad_area_nosemaphore+0x350/0x690
[ 142.897546][ T6215] irqentry_exit+0x38a/0x8c0
[ 142.897572][ T6215] asm_exc_page_fault+0x26/0x30
[ 142.897588][ T6215] RIP: 0033:0x7f951738f751
[ 142.897604][ T6215] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 142.897621][ T6215] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 142.897637][ T6215] RAX: 0000000000000000 RBX: 00007f95175e5fa0 RCX: 00007f951738f749
[ 142.897648][ T6215] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 142.897659][ T6215] RBP: 00007f9517413f91 R08: 0000000000000000 R09: 0000000000000000
[ 142.897670][ T6215] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 142.897680][ T6215] R13: 00007f95175e6038 R14: 00007f95175e5fa0 R15: 00007fff0a882048
[ 142.897706][ T6215]
[ 143.372596][ T6215] memory: usage 307200kB, limit 307200kB, failcnt 28836
[ 143.380043][ T6215] memory+swap: usage 307820kB, limit 9007199254740988kB, failcnt 0
[ 143.387957][ T6215] kmem: usage 307092kB, limit 9007199254740988kB, failcnt 0
[ 143.395302][ T6215] Memory cgroup stats for /syz1:
[ 143.395377][ T6215] cache 4096
[ 143.403493][ T6215] rss 4096
[ 143.636481][ T6215] rss_huge 0
[ 143.639715][ T6215] shmem 0
[ 143.642619][ T6215] mapped_file 0
[ 143.646042][ T6215] dirty 0
[ 143.648983][ T6215] writeback 0
[ 143.652236][ T6215] workingset_refault_anon 538
[ 143.656885][ T6215] workingset_refault_file 15650
[ 143.661700][ T6215] swap 634880
[ 143.664949][ T6215] swapcached 12288
[ 143.668664][ T6215] pgpgin 24301
[ 143.672002][ T6215] pgpgout 24294
[ 143.675441][ T6215] pgfault 2332
[ 143.679712][ T6215] pgmajfault 1424
[ 143.683323][ T6215] inactive_anon 0
[ 143.686959][ T6215] active_anon 0
[ 143.690385][ T6215] inactive_file 0
[ 143.693984][ T6215] active_file 4096
[ 143.697727][ T6215] unevictable 0
[ 143.701155][ T6215] hierarchical_memory_limit 314572800
[ 143.706512][ T6215] hierarchical_memsw_limit 9223372036854771712
[ 143.712644][ T6215] total_cache 4096
[ 143.716345][ T6215] total_rss 4096
[ 143.719857][ T6215] total_rss_huge 0
[ 143.723552][ T6215] total_shmem 0
[ 143.906469][ T6215] total_mapped_file 0
[ 143.910474][ T6215] total_dirty 0
[ 143.913902][ T6215] total_writeback 0
[ 143.917718][ T6215] total_workingset_refault_anon 538
[ 143.922899][ T6215] total_workingset_refault_file 15650
[ 143.928255][ T6215] total_swap 634880
[ 143.932030][ T6215] total_swapcached 12288
[ 143.936234][ T6215] total_pgpgin 24301
[ 143.940138][ T6215] total_pgpgout 24294
[ 143.944087][ T6215] total_pgfault 2332
[ 143.947956][ T6215] total_pgmajfault 1424
[ 143.952077][ T6215] total_inactive_anon 0
[ 143.956195][ T6215] total_active_anon 0
[ 143.960166][ T6215] total_inactive_file 0
[ 143.964286][ T6215] total_active_file 4096
[ 143.968614][ T6215] total_unevictable 0
[ 143.972569][ T6215] anon_cost 0
[ 143.975820][ T6215] file_cost 0
[ 143.979090][ T6215] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz.1.54,pid=6215,uid=0
[ 143.994511][ T6215] Memory cgroup out of memory: Killed process 6215 (syz.1.54) total-vm:44840kB, anon-rss:1136kB, file-rss:512kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000
[ 145.236723][ T5883] Bluetooth: hci5: command tx timeout
[ 145.236912][ T5138] Bluetooth: hci6: command tx timeout
2026/01/08 05:16:13 executed programs: 47
[ 145.627789][ T6221] syz.1.58 invoked oom-killer: gfp_mask=0x440dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_COMP), order=0, oom_score_adj=1000
[ 145.640328][ T6221] CPU: 1 UID: 0 PID: 6221 Comm: syz.1.58 Not tainted syzkaller #0 PREEMPT(full)
[ 145.640344][ T6221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 145.640351][ T6221] Call Trace:
[ 145.640355][ T6221]
[ 145.640359][ T6221] dump_stack_lvl+0x16c/0x1f0
[ 145.640378][ T6221] dump_header+0x101/0x960
[ 145.640398][ T6221] oom_kill_process+0x176/0x910
[ 145.640417][ T6221] out_of_memory+0x350/0x1700
[ 145.640437][ T6221] ? __pfx_out_of_memory+0x10/0x10
[ 145.640459][ T6221] mem_cgroup_out_of_memory+0x118/0x130
[ 145.640471][ T6221] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 145.640485][ T6221] ? do_raw_spin_unlock+0x172/0x230
[ 145.640504][ T6221] try_charge_memcg+0x695/0xd30
[ 145.640521][ T6221] ? __pfx_try_charge_memcg+0x10/0x10
[ 145.640536][ T6221] ? memory_min_write+0xb1/0xe0
[ 145.640554][ T6221] ? get_mem_cgroup_from_objcg+0xd3/0x330
[ 145.640568][ T6221] __memcg_kmem_charge_page+0xda/0x420
[ 145.640585][ T6221] __alloc_frozen_pages_noprof+0x323/0x2430
[ 145.640602][ T6221] ? __lock_acquire+0x436/0x2890
[ 145.640616][ T6221] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 145.640629][ T6221] ? __lock_acquire+0x436/0x2890
[ 145.640648][ T6221] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 145.640663][ T6221] ? policy_nodemask+0xea/0x4e0
[ 145.640678][ T6221] alloc_pages_mpol+0x1fb/0x550
[ 145.640693][ T6221] ? __pfx_alloc_pages_mpol+0x10/0x10
[ 145.640709][ T6221] ? arch_stack_walk+0xa6/0x100
[ 145.640725][ T6221] alloc_pages_noprof+0x131/0x390
[ 145.640740][ T6221] pte_alloc_one+0x1e/0x3d0
[ 145.640761][ T6221] __pte_alloc+0x6d/0x3f0
[ 145.640775][ T6221] ? __pfx___pte_alloc+0x10/0x10
[ 145.640791][ T6221] copy_page_range+0x3f3e/0x6780
[ 145.640810][ T6221] ? __lock_acquire+0x436/0x2890
[ 145.640835][ T6221] ? __pfx_copy_page_range+0x10/0x10
[ 145.640853][ T6221] ? mas_store+0xb4b/0x12f0
[ 145.640870][ T6221] ? __vma_enter_locked+0x1dc/0x770
[ 145.640887][ T6221] ? __pfx_mas_store+0x10/0x10
[ 145.640910][ T6221] dup_mmap+0xbea/0x20e0
[ 145.640930][ T6221] ? __pfx_dup_mmap+0x10/0x10
[ 145.640954][ T6221] copy_process+0x3b9f/0x7430
[ 145.640972][ T6221] ? __pfx___futex_wait+0x10/0x10
[ 145.640988][ T6221] ? __pfx_copy_process+0x10/0x10
[ 145.641008][ T6221] ? futex_private_hash_put+0x160/0x1b0
[ 145.641025][ T6221] kernel_clone+0xfc/0x910
[ 145.641034][ T6221] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 145.641049][ T6221] ? __pfx_kernel_clone+0x10/0x10
[ 145.641066][ T6221] __do_sys_clone+0xce/0x120
[ 145.641076][ T6221] ? __pfx___do_sys_clone+0x10/0x10
[ 145.641085][ T6221] ? __pfx_sched_core_share_pid+0x10/0x10
[ 145.641102][ T6221] ? xfd_validate_state+0x61/0x180
[ 145.641112][ T6221] ? __task_pid_nr_ns+0x1f5/0x500
[ 145.641129][ T6221] do_syscall_64+0xcd/0xf80
[ 145.641144][ T6221] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 145.641156][ T6221] RIP: 0033:0x7f951738f749
[ 145.641166][ T6221] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 145.641177][ T6221] RSP: 002b:00007f9518301fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 145.641188][ T6221] RAX: ffffffffffffffda RBX: 00007f95175e5fa0 RCX: 00007f951738f749
[ 145.641195][ T6221] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 145.641201][ T6221] RBP: 00007f9517413f91 R08: 0000000000000000 R09: 0000000000000000
[ 145.641208][ T6221] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 145.641214][ T6221] R13: 00007f95175e6038 R14: 00007f95175e5fa0 R15: 00007fff0a882048
[ 145.641228][ T6221]
[ 145.641232][ T6221] memory: usage 307200kB, limit 307200kB, failcnt 28952
[ 145.992251][ T6221] memory+swap: usage 307304kB, limit 9007199254740988kB, failcnt 0
[ 146.000128][ T6221] kmem: usage 307140kB, limit 9007199254740988kB, failcnt 0
[ 146.007395][ T6221] Memory cgroup stats for /syz1:
[ 146.007470][ T6221] cache 0
[ 146.015274][ T6221] rss 0
[ 146.018022][ T6221] rss_huge 0
[ 146.021189][ T6221] shmem 0
[ 146.024093][ T6221] mapped_file 0
[ 146.027555][ T6221] dirty 0
[ 146.030472][ T6221] writeback 0
[ 146.034140][ T6221] workingset_refault_anon 559
[ 146.038833][ T6221] workingset_refault_file 15650
[ 146.043662][ T6221] swap 106496
[ 146.046938][ T6221] swapcached 12288
[ 146.050632][ T6221] pgpgin 24342
[ 146.053981][ T6221] pgpgout 24339
[ 146.057470][ T6221] pgfault 2404
[ 146.060824][ T6221] pgmajfault 1441
[ 146.064434][ T6221] inactive_anon 12288
[ 146.068409][ T6221] active_anon 0
[ 146.071842][ T6221] inactive_file 0
[ 146.075441][ T6221] active_file 0
[ 146.078902][ T6221] unevictable 0
[ 146.082330][ T6221] hierarchical_memory_limit 314572800
[ 146.088349][ T6221] hierarchical_memsw_limit 9223372036854771712
[ 146.094498][ T6221] total_cache 0
[ 146.097969][ T6221] total_rss 0
[ 146.101226][ T6221] total_rss_huge 0
[ 146.104918][ T6221] total_shmem 0
[ 146.108385][ T6221] total_mapped_file 0
[ 146.112335][ T6221] total_dirty 0
[ 146.115762][ T6221] total_writeback 0
[ 146.119561][ T6221] total_workingset_refault_anon 559
[ 146.124725][ T6221] total_workingset_refault_file 15650
[ 146.130085][ T6221] total_swap 106496
[ 146.133861][ T6221] total_swapcached 12288
[ 146.138493][ T6221] total_pgpgin 24342
[ 146.142372][ T6221] total_pgpgout 24339
[ 146.146363][ T6221] total_pgfault 2404
[ 146.150237][ T6221] total_pgmajfault 1441
[ 146.154358][ T6221] total_inactive_anon 12288
[ 146.158854][ T6221] total_active_anon 0
[ 146.162800][ T6221] total_inactive_file 0
[ 146.167139][ T6221] total_active_file 0
[ 146.171099][ T6221] total_unevictable 0
[ 146.175046][ T6221] anon_cost 0
[ 146.178342][ T6221] file_cost 0
[ 146.181600][ T6221] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz.1.58,pid=6218,uid=0
[ 146.196173][ T6221] Memory cgroup out of memory: Killed process 6218 (syz.1.58) total-vm:44840kB, anon-rss:1140kB, file-rss:1032kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 146.801974][ T6227] syz.2.57 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 146.811968][ T6227] CPU: 1 UID: 0 PID: 6227 Comm: syz.2.57 Not tainted syzkaller #0 PREEMPT(full)
[ 146.811993][ T6227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 146.812002][ T6227] Call Trace:
[ 146.812007][ T6227]
[ 146.812013][ T6227] dump_stack_lvl+0x16c/0x1f0
[ 146.812039][ T6227] dump_header+0x101/0x960
[ 146.812066][ T6227] oom_kill_process+0x176/0x910
[ 146.812091][ T6227] out_of_memory+0x350/0x1700
[ 146.812114][ T6227] ? __lock_acquire+0x436/0x2890
[ 146.812134][ T6227] ? __pfx_out_of_memory+0x10/0x10
[ 146.812163][ T6227] mem_cgroup_out_of_memory+0x118/0x130
[ 146.812178][ T6227] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 146.812198][ T6227] ? do_raw_spin_unlock+0x172/0x230
[ 146.812222][ T6227] try_charge_memcg+0x695/0xd30
[ 146.812246][ T6227] ? __pfx_try_charge_memcg+0x10/0x10
[ 146.812266][ T6227] ? __print_lock_name+0x81/0xe0
[ 146.812289][ T6227] ? rcu_read_unlock+0x17/0x60
[ 146.812315][ T6227] charge_memcg+0x8a/0x230
[ 146.812335][ T6227] __mem_cgroup_charge+0x2b/0x1e0
[ 146.812357][ T6227] shmem_alloc_and_add_folio+0x50c/0xc20
[ 146.812386][ T6227] ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[ 146.812411][ T6227] ? shmem_allowable_huge_orders+0xd4/0x3f0
[ 146.812439][ T6227] shmem_get_folio_gfp+0x67f/0x1610
[ 146.812472][ T6227] ? __pfx_shmem_get_folio_gfp+0x10/0x10
[ 146.812502][ T6227] shmem_write_begin+0x1a4/0x3b0
[ 146.812517][ T6227] ? __pfx_shmem_write_begin+0x10/0x10
[ 146.812531][ T6227] ? balance_dirty_pages_ratelimited_flags+0x92/0x1260
[ 146.812550][ T6227] ? lockdep_hardirqs_on+0x7c/0x110
[ 146.812572][ T6227] generic_perform_write+0x3c4/0x900
[ 146.812600][ T6227] ? __pfx_generic_perform_write+0x10/0x10
[ 146.812624][ T6227] ? file_update_time_flags+0x35c/0x520
[ 146.812642][ T6227] ? __pfx_shmem_file_write_iter+0x10/0x10
[ 146.812657][ T6227] shmem_file_write_iter+0x10e/0x140
[ 146.812675][ T6227] __kernel_write_iter+0x31a/0xb10
[ 146.812696][ T6227] ? __pfx___kernel_write_iter+0x10/0x10
[ 146.812714][ T6227] ? __up_read+0x2d1/0x700
[ 146.812736][ T6227] ? dump_user_range+0x756/0xb70
[ 146.812762][ T6227] dump_user_range+0x413/0xb70
[ 146.812789][ T6227] ? __pfx_dump_user_range+0x10/0x10
[ 146.812812][ T6227] ? elf_coredump_extra_notes_write+0xbd/0x500
[ 146.812834][ T6227] ? __pfx_writenote+0x10/0x10
[ 146.812854][ T6227] elf_core_dump+0x29c3/0x3c10
[ 146.812879][ T6227] ? __pfx_elf_core_dump+0x10/0x10
[ 146.812892][ T6227] ? kasan_save_stack+0x33/0x60
[ 146.812908][ T6227] ? kasan_save_track+0x14/0x30
[ 146.812923][ T6227] ? __kasan_kmalloc+0xaa/0xb0
[ 146.812938][ T6227] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 146.812954][ T6227] ? vfs_coredump+0x1dd9/0x55e0
[ 146.812974][ T6227] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 146.812994][ T6227] ? irqentry_exit+0x38a/0x8c0
[ 146.813012][ T6227] ? asm_exc_page_fault+0x26/0x30
[ 146.813030][ T6227] ? 0xffffffffff600000
[ 146.813077][ T6227] ? vfs_coredump+0x2b85/0x55e0
[ 146.813098][ T6227] vfs_coredump+0x2b85/0x55e0
[ 146.813127][ T6227] ? __pfx_vfs_coredump+0x10/0x10
[ 146.813148][ T6227] ? __lock_acquire+0x436/0x2890
[ 146.813170][ T6227] ? __lock_acquire+0x436/0x2890
[ 146.813188][ T6227] ? lock_acquire+0x179/0x330
[ 146.813209][ T6227] ? lock_acquire+0x179/0x330
[ 146.813239][ T6227] ? arch_stack_walk+0xa6/0x100
[ 146.813266][ T6227] ? stack_trace_save+0x8e/0xc0
[ 146.813283][ T6227] ? __pfx_stack_trace_save+0x10/0x10
[ 146.813299][ T6227] ? stack_depot_save_flags+0x29/0x9b0
[ 146.813322][ T6227] ? __lock_acquire+0x436/0x2890
[ 146.813341][ T6227] ? kasan_save_stack+0x42/0x60
[ 146.813393][ T6227] ? proc_coredump_connector+0x2d1/0x4f0
[ 146.813413][ T6227] ? __pfx_proc_coredump_connector+0x10/0x10
[ 146.813437][ T6227] ? rcu_is_watching+0x12/0xc0
[ 146.813459][ T6227] get_signal+0x22e1/0x26d0
[ 146.813490][ T6227] ? __pfx_get_signal+0x10/0x10
[ 146.813518][ T6227] arch_do_signal_or_restart+0x8f/0x7e0
[ 146.813540][ T6227] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 146.813567][ T6227] ? __bad_area_nosemaphore+0x350/0x690
[ 146.813591][ T6227] irqentry_exit+0x38a/0x8c0
[ 146.813613][ T6227] asm_exc_page_fault+0x26/0x30
[ 146.813627][ T6227] RIP: 0033:0x7efd1f98f751
[ 146.813639][ T6227] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 146.813654][ T6227] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 146.813668][ T6227] RAX: 0000000000000000 RBX: 00007efd1fbe5fa0 RCX: 00007efd1f98f749
[ 146.813678][ T6227] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 146.813687][ T6227] RBP: 00007efd1fa13f91 R08: 0000000000000000 R09: 0000000000000000
[ 146.813695][ T6227] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 146.813704][ T6227] R13: 00007efd1fbe6038 R14: 00007efd1fbe5fa0 R15: 00007ffc9596ff78
[ 146.813725][ T6227]
[ 146.813732][ T6227] memory: usage 307200kB, limit 307200kB, failcnt 31621
[ 147.287697][ T6227] memory+swap: usage 308072kB, limit 9007199254740988kB, failcnt 0
[ 147.295572][ T6227] kmem: usage 307156kB, limit 9007199254740988kB, failcnt 0
[ 147.302862][ T6227] Memory cgroup stats for /syz2:
[ 147.302960][ T6227] cache 4096
[ 147.311054][ T6227] rss 0
[ 147.313793][ T6227] rss_huge 0
[ 147.316982][ T6227] shmem 0
[ 147.319897][ T6227] mapped_file 0
[ 147.323331][ T6227] dirty 0
[ 147.326242][ T6227] writeback 0
[ 147.329534][ T6227] workingset_refault_anon 468
[ 147.334187][ T6227] workingset_refault_file 8815
[ 147.338939][ T6227] swap 892928
[ 147.342199][ T6227] swapcached 40960
[ 147.345894][ T6227] pgpgin 29760
[ 147.349322][ T6227] pgpgout 29749
[ 147.352759][ T6227] pgfault 3227
[ 147.356125][ T6227] pgmajfault 1411
[ 147.359775][ T6227] inactive_anon 36864
[ 147.364440][ T6227] active_anon 0
[ 147.368386][ T6227] inactive_file 4096
[ 147.372268][ T6227] active_file 0
[ 147.375702][ T6227] unevictable 0
[ 147.379180][ T6227] hierarchical_memory_limit 314572800
[ 147.384530][ T6227] hierarchical_memsw_limit 9223372036854771712
[ 147.390680][ T6227] total_cache 4096
[ 147.394375][ T6227] total_rss 0
[ 147.397652][ T6227] total_rss_huge 0
[ 147.401359][ T6227] total_shmem 0
[ 147.404794][ T6227] total_mapped_file 0
[ 147.408778][ T6227] total_dirty 0
[ 147.412212][ T6227] total_writeback 0
[ 147.415993][ T6227] total_workingset_refault_anon 468
[ 147.421180][ T6227] total_workingset_refault_file 8815
[ 147.426455][ T6227] total_swap 892928
[ 147.430239][ T6227] total_swapcached 40960
[ 147.434456][ T6227] total_pgpgin 29760
[ 147.438351][ T6227] total_pgpgout 29749
[ 147.442309][ T6227] total_pgfault 3227
[ 147.446176][ T6227] total_pgmajfault 1411
[ 147.450535][ T6227] total_inactive_anon 36864
[ 147.455015][ T6227] total_active_anon 0
[ 147.459001][ T6227] total_inactive_file 4096
[ 147.463394][ T6227] total_active_file 0
[ 147.467963][ T6227] total_unevictable 0
[ 147.471925][ T6227] anon_cost 0
[ 147.475187][ T6227] file_cost 0
[ 147.478470][ T6227] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz2,task_memcg=/syz2,task=syz.2.57,pid=6222,uid=0
[ 147.493078][ T6227] Memory cgroup out of memory: Killed process 6222 (syz.2.57) total-vm:44840kB, anon-rss:1140kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 147.880686][ T5883] Bluetooth: hci6: command tx timeout
[ 147.886163][ T5138] Bluetooth: hci5: command tx timeout
[ 148.865654][ T6193] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 149.150495][ T6230] syz.0.56 invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=1000
[ 149.161326][ T6230] CPU: 0 UID: 0 PID: 6230 Comm: syz.0.56 Not tainted syzkaller #0 PREEMPT(full)
[ 149.161347][ T6230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 149.161356][ T6230] Call Trace:
[ 149.161362][ T6230]
[ 149.161368][ T6230] dump_stack_lvl+0x16c/0x1f0
[ 149.161392][ T6230] dump_header+0x101/0x960
[ 149.161419][ T6230] oom_kill_process+0x176/0x910
[ 149.161443][ T6230] out_of_memory+0x350/0x1700
[ 149.161466][ T6230] ? __lock_acquire+0x436/0x2890
[ 149.161487][ T6230] ? __pfx_out_of_memory+0x10/0x10
[ 149.161516][ T6230] mem_cgroup_out_of_memory+0x118/0x130
[ 149.161532][ T6230] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 149.161552][ T6230] ? do_raw_spin_unlock+0x172/0x230
[ 149.161576][ T6230] try_charge_memcg+0x695/0xd30
[ 149.161600][ T6230] ? __pfx_try_charge_memcg+0x10/0x10
[ 149.161620][ T6230] ? __print_lock_name+0x81/0xe0
[ 149.161642][ T6230] ? rcu_read_unlock+0x17/0x60
[ 149.161683][ T6230] charge_memcg+0x8a/0x230
[ 149.161703][ T6230] __mem_cgroup_charge+0x2b/0x1e0
[ 149.161725][ T6230] filemap_add_folio+0xe6/0x610
[ 149.161741][ T6230] ? __pfx_filemap_add_folio+0x10/0x10
[ 149.161761][ T6230] __filemap_get_folio_mpol+0x511/0xc60
[ 149.161782][ T6230] filemap_fault+0x684/0x29d0
[ 149.161800][ T6230] ? __pfx_filemap_fault+0x10/0x10
[ 149.161825][ T6230] ? __pfx_filemap_map_pages+0x10/0x10
[ 149.161837][ T6230] __do_fault+0x10d/0x490
[ 149.161853][ T6230] ? __pfx_filemap_map_pages+0x10/0x10
[ 149.161866][ T6230] do_fault+0xae4/0x1ad0
[ 149.161883][ T6230] ? __pfx_filemap_map_pages+0x10/0x10
[ 149.161900][ T6230] __handle_mm_fault+0x1919/0x2bb0
[ 149.161928][ T6230] ? __pfx___handle_mm_fault+0x10/0x10
[ 149.161952][ T6230] ? __pte_offset_map_lock+0x174/0x310
[ 149.161970][ T6230] ? find_held_lock+0x2b/0x80
[ 149.161998][ T6230] ? follow_page_pte+0x5cf/0x1390
[ 149.162022][ T6230] handle_mm_fault+0x3fe/0xad0
[ 149.162048][ T6230] __get_user_pages+0x54e/0x3590
[ 149.162076][ T6230] ? __pfx___get_user_pages+0x10/0x10
[ 149.162096][ T6230] ? __kernel_write_iter+0x5a5/0xb10
[ 149.162119][ T6230] get_dump_page+0x257/0x3d0
[ 149.162138][ T6230] ? __pfx_get_dump_page+0x10/0x10
[ 149.162158][ T6230] ? dump_user_range+0x756/0xb70
[ 149.162185][ T6230] dump_user_range+0x195/0xb70
[ 149.162212][ T6230] ? __pfx_dump_user_range+0x10/0x10
[ 149.162236][ T6230] ? elf_coredump_extra_notes_write+0xbd/0x500
[ 149.162257][ T6230] ? __pfx_writenote+0x10/0x10
[ 149.162277][ T6230] elf_core_dump+0x29c3/0x3c10
[ 149.162303][ T6230] ? __pfx_elf_core_dump+0x10/0x10
[ 149.162315][ T6230] ? kasan_save_stack+0x33/0x60
[ 149.162331][ T6230] ? kasan_save_track+0x14/0x30
[ 149.162346][ T6230] ? __kasan_kmalloc+0xaa/0xb0
[ 149.162361][ T6230] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 149.162376][ T6230] ? vfs_coredump+0x1dd9/0x55e0
[ 149.162397][ T6230] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 149.162417][ T6230] ? irqentry_exit+0x38a/0x8c0
[ 149.162435][ T6230] ? asm_exc_page_fault+0x26/0x30
[ 149.162454][ T6230] ? 0xffffffffff600000
[ 149.162501][ T6230] ? vfs_coredump+0x2b85/0x55e0
[ 149.162522][ T6230] vfs_coredump+0x2b85/0x55e0
[ 149.162552][ T6230] ? __pfx_vfs_coredump+0x10/0x10
[ 149.162573][ T6230] ? __lock_acquire+0x436/0x2890
[ 149.162598][ T6230] ? __lock_acquire+0x436/0x2890
[ 149.162617][ T6230] ? lock_acquire+0x179/0x330
[ 149.162638][ T6230] ? lock_acquire+0x179/0x330
[ 149.162673][ T6230] ? arch_stack_walk+0xa6/0x100
[ 149.162700][ T6230] ? stack_trace_save+0x8e/0xc0
[ 149.162716][ T6230] ? __pfx_stack_trace_save+0x10/0x10
[ 149.162733][ T6230] ? stack_depot_save_flags+0x29/0x9b0
[ 149.162756][ T6230] ? __lock_acquire+0x436/0x2890
[ 149.162775][ T6230] ? kasan_save_stack+0x42/0x60
[ 149.162825][ T6230] ? proc_coredump_connector+0x2d1/0x4f0
[ 149.162848][ T6230] ? __pfx_proc_coredump_connector+0x10/0x10
[ 149.162872][ T6230] ? rcu_is_watching+0x12/0xc0
[ 149.162889][ T6230] get_signal+0x22e1/0x26d0
[ 149.162918][ T6230] ? __pfx_get_signal+0x10/0x10
[ 149.162946][ T6230] arch_do_signal_or_restart+0x8f/0x7e0
[ 149.162967][ T6230] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 149.162994][ T6230] ? __bad_area_nosemaphore+0x350/0x690
[ 149.163019][ T6230] irqentry_exit+0x38a/0x8c0
[ 149.163039][ T6230] asm_exc_page_fault+0x26/0x30
[ 149.163053][ T6230] RIP: 0033:0x7fb9c518f751
[ 149.163066][ T6230] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 149.163080][ T6230] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 149.163093][ T6230] RAX: 0000000000000000 RBX: 00007fb9c53e5fa0 RCX: 00007fb9c518f749
[ 149.163102][ T6230] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 149.163111][ T6230] RBP: 00007fb9c5213f91 R08: 0000000000000000 R09: 0000000000000000
[ 149.163120][ T6230] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 149.163128][ T6230] R13: 00007fb9c53e6038 R14: 00007fb9c53e5fa0 R15: 00007ffe67811248
[ 149.163150][ T6230]
[ 149.163155][ T6230] memory: usage 307200kB, limit 307200kB, failcnt 111326
[ 149.655234][ T6230] memory+swap: usage 308044kB, limit 9007199254740988kB, failcnt 0
[ 149.663134][ T6230] kmem: usage 307200kB, limit 9007199254740988kB, failcnt 0
[ 149.670465][ T6230] Memory cgroup stats for /syz0:
[ 149.670572][ T6230] cache 24576
[ 149.678801][ T6230] rss 0
[ 149.681544][ T6230] rss_huge 0
[ 149.684721][ T6230] shmem 4096
[ 149.687983][ T6230] mapped_file 4096
[ 149.691695][ T6230] dirty 0
[ 149.694626][ T6230] writeback 0
[ 149.697909][ T6230] workingset_refault_anon 484
[ 149.702561][ T6230] workingset_refault_file 67232
[ 149.707400][ T6230] swap 860160
[ 149.710675][ T6230] swapcached 0
[ 149.714021][ T6230] pgpgin 87274
[ 149.717385][ T6230] pgpgout 87268
[ 149.722277][ T6230] pgfault 6274
[ 149.725635][ T6230] pgmajfault 4925
[ 149.729273][ T6230] inactive_anon 0
[ 149.732884][ T6230] active_anon 4096
[ 149.736603][ T6230] inactive_file 0
[ 149.740216][ T6230] active_file 12288
[ 149.743997][ T6230] unevictable 0
[ 149.747470][ T6230] hierarchical_memory_limit 314572800
[ 149.752817][ T6230] hierarchical_memsw_limit 9223372036854771712
[ 149.758961][ T6230] total_cache 24576
[ 149.762741][ T6230] total_rss 0
[ 149.766001][ T6230] total_rss_huge 0
[ 149.769887][ T6230] total_shmem 4096
[ 149.773587][ T6230] total_mapped_file 4096
[ 149.777835][ T6230] total_dirty 0
[ 149.781270][ T6230] total_writeback 0
[ 149.785051][ T6230] total_workingset_refault_anon 484
[ 149.790240][ T6230] total_workingset_refault_file 67232
[ 149.795586][ T6230] total_swap 860160
[ 149.799390][ T6230] total_swapcached 0
[ 149.803257][ T6230] total_pgpgin 87274
[ 149.807145][ T6230] total_pgpgout 87268
[ 149.811102][ T6230] total_pgfault 6274
[ 149.814972][ T6230] total_pgmajfault 4925
[ 149.819120][ T6230] total_inactive_anon 0
[ 149.824695][ T6230] total_active_anon 4096
[ 149.828935][ T6230] total_inactive_file 0
[ 149.833065][ T6230] total_active_file 12288
[ 149.837387][ T6230] total_unevictable 0
[ 149.841345][ T6230] anon_cost 0
[ 149.844603][ T6230] file_cost 0
[ 149.847887][ T6230] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.56,pid=6225,uid=0
[ 149.862488][ T6230] Memory cgroup out of memory: Killed process 6225 (syz.0.56) total-vm:44840kB, anon-rss:1268kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 149.964969][ T6230] syz.0.56 invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=1000
[ 149.996460][ T6230] CPU: 0 UID: 0 PID: 6230 Comm: syz.0.56 Not tainted syzkaller #0 PREEMPT(full)
[ 149.996485][ T6230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 149.996493][ T6230] Call Trace:
[ 149.996497][ T6230]
[ 149.996502][ T6230] dump_stack_lvl+0x16c/0x1f0
[ 149.996521][ T6230] dump_header+0x101/0x960
[ 149.996542][ T6230] oom_kill_process+0x176/0x910
[ 149.996562][ T6230] out_of_memory+0x350/0x1700
[ 149.996579][ T6230] ? __lock_acquire+0x436/0x2890
[ 149.996595][ T6230] ? __pfx_out_of_memory+0x10/0x10
[ 149.996622][ T6230] mem_cgroup_out_of_memory+0x118/0x130
[ 149.996634][ T6230] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 149.996648][ T6230] ? do_raw_spin_unlock+0x172/0x230
[ 149.996666][ T6230] try_charge_memcg+0x695/0xd30
[ 149.996685][ T6230] ? __pfx_try_charge_memcg+0x10/0x10
[ 149.996700][ T6230] ? __print_lock_name+0x81/0xe0
[ 149.996717][ T6230] ? rcu_read_unlock+0x17/0x60
[ 149.996738][ T6230] charge_memcg+0x8a/0x230
[ 149.996753][ T6230] __mem_cgroup_charge+0x2b/0x1e0
[ 149.996770][ T6230] filemap_add_folio+0xe6/0x610
[ 149.996782][ T6230] ? __pfx_filemap_add_folio+0x10/0x10
[ 149.996797][ T6230] __filemap_get_folio_mpol+0x511/0xc60
[ 149.996811][ T6230] filemap_fault+0x684/0x29d0
[ 149.996825][ T6230] ? __pfx_filemap_fault+0x10/0x10
[ 149.996842][ T6230] ? __pfx_filemap_map_pages+0x10/0x10
[ 149.996851][ T6230] __do_fault+0x10d/0x490
[ 149.996864][ T6230] ? __pfx_filemap_map_pages+0x10/0x10
[ 149.996873][ T6230] do_fault+0xae4/0x1ad0
[ 149.996887][ T6230] ? __pfx_filemap_map_pages+0x10/0x10
[ 149.996899][ T6230] __handle_mm_fault+0x1919/0x2bb0
[ 149.996920][ T6230] ? __pfx___handle_mm_fault+0x10/0x10
[ 149.996938][ T6230] ? __pte_offset_map_lock+0x174/0x310
[ 149.996952][ T6230] ? find_held_lock+0x2b/0x80
[ 149.996973][ T6230] ? follow_page_pte+0x5cf/0x1390
[ 149.996990][ T6230] handle_mm_fault+0x3fe/0xad0
[ 149.997010][ T6230] __get_user_pages+0x54e/0x3590
[ 149.997029][ T6230] ? __pfx___get_user_pages+0x10/0x10
[ 149.997044][ T6230] ? __kernel_write_iter+0x5a5/0xb10
[ 149.997061][ T6230] get_dump_page+0x257/0x3d0
[ 149.997076][ T6230] ? __pfx_get_dump_page+0x10/0x10
[ 149.997091][ T6230] ? dump_user_range+0x756/0xb70
[ 149.997111][ T6230] dump_user_range+0x195/0xb70
[ 149.997131][ T6230] ? __pfx_dump_user_range+0x10/0x10
[ 149.997149][ T6230] ? elf_coredump_extra_notes_write+0xbd/0x500
[ 149.997166][ T6230] ? __pfx_writenote+0x10/0x10
[ 149.997180][ T6230] elf_core_dump+0x29c3/0x3c10
[ 149.997198][ T6230] ? __pfx_elf_core_dump+0x10/0x10
[ 149.997208][ T6230] ? kasan_save_stack+0x33/0x60
[ 149.997220][ T6230] ? kasan_save_track+0x14/0x30
[ 149.997232][ T6230] ? __kasan_kmalloc+0xaa/0xb0
[ 149.997243][ T6230] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 149.997255][ T6230] ? vfs_coredump+0x1dd9/0x55e0
[ 149.997271][ T6230] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 149.997286][ T6230] ? irqentry_exit+0x38a/0x8c0
[ 149.997299][ T6230] ? asm_exc_page_fault+0x26/0x30
[ 149.997314][ T6230] ? 0xffffffffff600000
[ 149.997345][ T6230] ? vfs_coredump+0x2b85/0x55e0
[ 149.997361][ T6230] vfs_coredump+0x2b85/0x55e0
[ 149.997383][ T6230] ? __pfx_vfs_coredump+0x10/0x10
[ 149.997399][ T6230] ? __lock_acquire+0x436/0x2890
[ 149.997414][ T6230] ? __lock_acquire+0x436/0x2890
[ 149.997428][ T6230] ? lock_acquire+0x179/0x330
[ 149.997444][ T6230] ? lock_acquire+0x179/0x330
[ 149.997465][ T6230] ? arch_stack_walk+0xa6/0x100
[ 149.997485][ T6230] ? stack_trace_save+0x8e/0xc0
[ 149.997497][ T6230] ? __pfx_stack_trace_save+0x10/0x10
[ 149.997509][ T6230] ? stack_depot_save_flags+0x29/0x9b0
[ 149.997526][ T6230] ? __lock_acquire+0x436/0x2890
[ 149.997540][ T6230] ? kasan_save_stack+0x42/0x60
[ 149.997574][ T6230] ? proc_coredump_connector+0x2d1/0x4f0
[ 149.997589][ T6230] ? __pfx_proc_coredump_connector+0x10/0x10
[ 149.997606][ T6230] ? rcu_is_watching+0x12/0xc0
[ 149.997623][ T6230] get_signal+0x22e1/0x26d0
[ 149.997645][ T6230] ? __pfx_get_signal+0x10/0x10
[ 149.997665][ T6230] arch_do_signal_or_restart+0x8f/0x7e0
[ 149.997681][ T6230] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 149.997701][ T6230] ? __bad_area_nosemaphore+0x350/0x690
[ 149.997719][ T6230] irqentry_exit+0x38a/0x8c0
[ 149.997735][ T6230] asm_exc_page_fault+0x26/0x30
[ 149.997745][ T6230] RIP: 0033:0x7fb9c518f751
[ 149.997755][ T6230] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 149.997766][ T6230] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 149.997775][ T6230] RAX: 0000000000000000 RBX: 00007fb9c53e5fa0 RCX: 00007fb9c518f749
[ 149.997782][ T6230] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 149.997788][ T6230] RBP: 00007fb9c5213f91 R08: 0000000000000000 R09: 0000000000000000
[ 149.997794][ T6230] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 149.997801][ T6230] R13: 00007fb9c53e6038 R14: 00007fb9c53e5fa0 R15: 00007ffe67811248
[ 149.997815][ T6230]
[ 149.997820][ T6230] memory: usage 307196kB, limit 307200kB, failcnt 111587
[ 150.491646][ T6230] memory+swap: usage 308000kB, limit 9007199254740988kB, failcnt 0
[ 150.516467][ T6230] kmem: usage 307108kB, limit 9007199254740988kB, failcnt 0
[ 150.523766][ T6230] Memory cgroup stats for /syz0:
[ 150.523840][ T6230] cache 0
[ 150.531669][ T6230] rss 0
[ 150.534401][ T6230] rss_huge 0
[ 150.538621][ T6230] shmem 0
[ 150.541536][ T6230] mapped_file 0
[ 150.544962][ T6230] dirty 0
[ 150.547925][ T6230] writeback 0
[ 150.551179][ T6230] workingset_refault_anon 484
[ 150.555823][ T6230] workingset_refault_file 67232
[ 150.560659][ T6230] swap 864256
[ 150.563923][ T6230] swapcached 0
[ 150.567552][ T6230] pgpgin 87274
[ 150.571157][ T6230] pgpgout 87274
[ 150.574595][ T6230] pgfault 6277
[ 150.577948][ T6230] pgmajfault 4925
[ 150.581549][ T6230] inactive_anon 0
[ 150.585146][ T6230] active_anon 0
[ 150.606455][ T6230] inactive_file 0
[ 150.610098][ T6230] active_file 0
[ 150.613537][ T6230] unevictable 0
[ 150.616979][ T6230] hierarchical_memory_limit 314572800
[ 150.622316][ T6230] hierarchical_memsw_limit 9223372036854771712
[ 150.628465][ T6230] total_cache 0
[ 150.631908][ T6230] total_rss 0
[ 150.635161][ T6230] total_rss_huge 0
[ 150.638868][ T6230] total_shmem 0
[ 150.643258][ T6230] total_mapped_file 0
[ 150.696382][ T6230] total_dirty 0
[ 150.699866][ T6230] total_writeback 0
[ 150.703641][ T6230] total_workingset_refault_anon 484
[ 150.708853][ T6230] total_workingset_refault_file 67232
[ 150.714203][ T6230] total_swap 864256
[ 150.717991][ T6230] total_swapcached 0
[ 150.721856][ T6230] total_pgpgin 87274
[ 150.725716][ T6230] total_pgpgout 87274
[ 150.729713][ T6230] total_pgfault 6277
[ 150.733584][ T6230] total_pgmajfault 4925
[ 150.737720][ T6230] total_inactive_anon 0
[ 150.741853][ T6230] total_active_anon 0
[ 150.746391][ T6230] total_inactive_file 0
[ 150.750520][ T6230] total_active_file 0
[ 150.754471][ T6230] total_unevictable 0
[ 150.758894][ T6230] anon_cost 0
[ 150.762150][ T6230] file_cost 0
[ 150.765403][ T6230] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.56,pid=6230,uid=0
[ 150.779955][ T6230] Memory cgroup out of memory: Killed process 6230 (syz.0.56) total-vm:44840kB, anon-rss:1144kB, file-rss:512kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000
[ 152.753451][ T5883] Bluetooth: hci6: command tx timeout
[ 152.758914][ T5138] Bluetooth: hci5: command tx timeout
2026/01/08 05:16:21 executed programs: 52
[ 153.234213][ T6235] syz.0.62 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 153.243944][ T6235] CPU: 0 UID: 0 PID: 6235 Comm: syz.0.62 Not tainted syzkaller #0 PREEMPT(full)
[ 153.243969][ T6235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 153.243981][ T6235] Call Trace:
[ 153.243987][ T6235]
[ 153.243994][ T6235] dump_stack_lvl+0x16c/0x1f0
[ 153.244023][ T6235] dump_header+0x101/0x960
[ 153.244055][ T6235] oom_kill_process+0x176/0x910
[ 153.244085][ T6235] out_of_memory+0x350/0x1700
[ 153.244114][ T6235] ? __lock_acquire+0x436/0x2890
[ 153.244139][ T6235] ? __pfx_out_of_memory+0x10/0x10
[ 153.244175][ T6235] mem_cgroup_out_of_memory+0x118/0x130
[ 153.244196][ T6235] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 153.244220][ T6235] ? do_raw_spin_unlock+0x172/0x230
[ 153.244250][ T6235] try_charge_memcg+0x695/0xd30
[ 153.244293][ T6235] ? __pfx_try_charge_memcg+0x10/0x10
[ 153.244323][ T6235] ? __print_lock_name+0x81/0xe0
[ 153.244352][ T6235] ? rcu_read_unlock+0x17/0x60
[ 153.244385][ T6235] charge_memcg+0x8a/0x230
[ 153.244410][ T6235] __mem_cgroup_charge+0x2b/0x1e0
[ 153.244438][ T6235] shmem_alloc_and_add_folio+0x50c/0xc20
[ 153.244474][ T6235] ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[ 153.244505][ T6235] ? shmem_allowable_huge_orders+0xd4/0x3f0
[ 153.244540][ T6235] shmem_get_folio_gfp+0x67f/0x1610
[ 153.244574][ T6235] ? __pfx_shmem_get_folio_gfp+0x10/0x10
[ 153.244611][ T6235] shmem_write_begin+0x1a4/0x3b0
[ 153.244632][ T6235] ? __pfx_shmem_write_begin+0x10/0x10
[ 153.244651][ T6235] ? balance_dirty_pages_ratelimited_flags+0x92/0x1260
[ 153.244674][ T6235] ? lockdep_hardirqs_on+0x7c/0x110
[ 153.244701][ T6235] generic_perform_write+0x3c4/0x900
[ 153.244737][ T6235] ? __pfx_generic_perform_write+0x10/0x10
[ 153.244764][ T6235] ? file_update_time_flags+0x35c/0x520
[ 153.244784][ T6235] ? __pfx_shmem_file_write_iter+0x10/0x10
[ 153.244800][ T6235] shmem_file_write_iter+0x10e/0x140
[ 153.244818][ T6235] __kernel_write_iter+0x31a/0xb10
[ 153.244839][ T6235] ? __pfx___kernel_write_iter+0x10/0x10
[ 153.244856][ T6235] ? __up_read+0x2d1/0x700
[ 153.244878][ T6235] ? dump_user_range+0x756/0xb70
[ 153.244904][ T6235] dump_user_range+0x413/0xb70
[ 153.244931][ T6235] ? __pfx_dump_user_range+0x10/0x10
[ 153.244955][ T6235] ? elf_coredump_extra_notes_write+0xbd/0x500
[ 153.244976][ T6235] ? __pfx_writenote+0x10/0x10
[ 153.244995][ T6235] elf_core_dump+0x29c3/0x3c10
[ 153.245021][ T6235] ? __pfx_elf_core_dump+0x10/0x10
[ 153.245033][ T6235] ? kasan_save_stack+0x33/0x60
[ 153.245049][ T6235] ? kasan_save_track+0x14/0x30
[ 153.245064][ T6235] ? __kasan_kmalloc+0xaa/0xb0
[ 153.245078][ T6235] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 153.245094][ T6235] ? vfs_coredump+0x1dd9/0x55e0
[ 153.245115][ T6235] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 153.245134][ T6235] ? irqentry_exit+0x38a/0x8c0
[ 153.245152][ T6235] ? asm_exc_page_fault+0x26/0x30
[ 153.245170][ T6235] ? 0xffffffffff600000
[ 153.245216][ T6235] ? vfs_coredump+0x2b85/0x55e0
[ 153.245237][ T6235] vfs_coredump+0x2b85/0x55e0
[ 153.245267][ T6235] ? __pfx_vfs_coredump+0x10/0x10
[ 153.245288][ T6235] ? __lock_acquire+0x436/0x2890
[ 153.245309][ T6235] ? __lock_acquire+0x436/0x2890
[ 153.245332][ T6235] ? lock_acquire+0x179/0x330
[ 153.245353][ T6235] ? lock_acquire+0x179/0x330
[ 153.245383][ T6235] ? arch_stack_walk+0xa6/0x100
[ 153.245409][ T6235] ? stack_trace_save+0x8e/0xc0
[ 153.245426][ T6235] ? __pfx_stack_trace_save+0x10/0x10
[ 153.245442][ T6235] ? stack_depot_save_flags+0x29/0x9b0
[ 153.245464][ T6235] ? __lock_acquire+0x436/0x2890
[ 153.245483][ T6235] ? kasan_save_stack+0x42/0x60
[ 153.245533][ T6235] ? proc_coredump_connector+0x2d1/0x4f0
[ 153.245552][ T6235] ? __pfx_proc_coredump_connector+0x10/0x10
[ 153.245576][ T6235] ? rcu_is_watching+0x12/0xc0
[ 153.245593][ T6235] get_signal+0x22e1/0x26d0
[ 153.245623][ T6235] ? __pfx_get_signal+0x10/0x10
[ 153.245649][ T6235] arch_do_signal_or_restart+0x8f/0x7e0
[ 153.245670][ T6235] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 153.245697][ T6235] ? __bad_area_nosemaphore+0x350/0x690
[ 153.245720][ T6235] irqentry_exit+0x38a/0x8c0
[ 153.245741][ T6235] asm_exc_page_fault+0x26/0x30
[ 153.245754][ T6235] RIP: 0033:0x7fb9c518f751
[ 153.245767][ T6235] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 153.245782][ T6235] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 153.245794][ T6235] RAX: 0000000000000000 RBX: 00007fb9c53e5fa0 RCX: 00007fb9c518f749
[ 153.245803][ T6235] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 153.245812][ T6235] RBP: 00007fb9c5213f91 R08: 0000000000000000 R09: 0000000000000000
[ 153.245821][ T6235] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 153.245830][ T6235] R13: 00007fb9c53e6038 R14: 00007fb9c53e5fa0 R15: 00007ffe67811248
[ 153.245851][ T6235]
[ 153.245856][ T6235] memory: usage 307200kB, limit 307200kB, failcnt 113061
[ 153.722080][ T6235] memory+swap: usage 308160kB, limit 9007199254740988kB, failcnt 0
[ 153.729969][ T6235] kmem: usage 307196kB, limit 9007199254740988kB, failcnt 0
[ 153.737254][ T6235] Memory cgroup stats for /syz0:
[ 153.737352][ T6235] cache 4096
[ 153.745432][ T6235] rss 0
[ 153.748184][ T6235] rss_huge 0
[ 153.751359][ T6235] shmem 0
[ 153.754272][ T6235] mapped_file 0
[ 153.757739][ T6235] dirty 0
[ 153.760666][ T6235] writeback 0
[ 153.763928][ T6235] workingset_refault_anon 488
[ 153.769909][ T6235] workingset_refault_file 68121
[ 153.774751][ T6235] swap 983040
[ 153.778043][ T6235] swapcached 0
[ 153.781416][ T6235] pgpgin 88574
[ 153.784763][ T6235] pgpgout 88573
[ 153.788215][ T6235] pgfault 6396
[ 153.791563][ T6235] pgmajfault 4962
[ 153.795171][ T6235] inactive_anon 0
[ 153.798825][ T6235] active_anon 0
[ 153.802262][ T6235] inactive_file 4096
[ 153.806129][ T6235] active_file 0
[ 153.809584][ T6235] unevictable 0
[ 153.813023][ T6235] hierarchical_memory_limit 314572800
[ 153.819764][ T6235] hierarchical_memsw_limit 9223372036854771712
[ 153.825898][ T6235] total_cache 4096
[ 153.829610][ T6235] total_rss 0
[ 153.832871][ T6235] total_rss_huge 0
[ 153.836587][ T6235] total_shmem 0
[ 153.840022][ T6235] total_mapped_file 0
[ 153.843981][ T6235] total_dirty 0
[ 153.847426][ T6235] total_writeback 0
[ 153.851210][ T6235] total_workingset_refault_anon 488
[ 153.856409][ T6235] total_workingset_refault_file 68121
[ 153.861757][ T6235] total_swap 983040
[ 153.865542][ T6235] total_swapcached 0
[ 153.869425][ T6235] total_pgpgin 88574
[ 153.873295][ T6235] total_pgpgout 88573
[ 153.877275][ T6235] total_pgfault 6396
[ 153.881144][ T6235] total_pgmajfault 4962
[ 153.885274][ T6235] total_inactive_anon 0
[ 153.889418][ T6235] total_active_anon 0
[ 153.893375][ T6235] total_inactive_file 4096
[ 153.897786][ T6235] total_active_file 0
[ 153.901745][ T6235] total_unevictable 0
[ 153.905700][ T6235] anon_cost 0
[ 153.909010][ T6235] file_cost 0
[ 153.912282][ T6235] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.62,pid=6231,uid=0
[ 153.927770][ T6235] Memory cgroup out of memory: Killed process 6231 (syz.0.62) total-vm:44840kB, anon-rss:1140kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 154.049715][ T6235] syz.0.62 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 154.059395][ T6235] CPU: 0 UID: 0 PID: 6235 Comm: syz.0.62 Not tainted syzkaller #0 PREEMPT(full)
[ 154.059411][ T6235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 154.059418][ T6235] Call Trace:
[ 154.059422][ T6235]
[ 154.059426][ T6235] dump_stack_lvl+0x16c/0x1f0
[ 154.059445][ T6235] dump_header+0x101/0x960
[ 154.059465][ T6235] oom_kill_process+0x176/0x910
[ 154.059484][ T6235] out_of_memory+0x350/0x1700
[ 154.059502][ T6235] ? __lock_acquire+0x436/0x2890
[ 154.059517][ T6235] ? __pfx_out_of_memory+0x10/0x10
[ 154.059538][ T6235] mem_cgroup_out_of_memory+0x118/0x130
[ 154.059550][ T6235] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 154.059565][ T6235] ? do_raw_spin_unlock+0x172/0x230
[ 154.059586][ T6235] try_charge_memcg+0x695/0xd30
[ 154.059604][ T6235] ? __pfx_try_charge_memcg+0x10/0x10
[ 154.059620][ T6235] ? __print_lock_name+0x81/0xe0
[ 154.059637][ T6235] ? rcu_read_unlock+0x17/0x60
[ 154.059656][ T6235] charge_memcg+0x8a/0x230
[ 154.059671][ T6235] __mem_cgroup_charge+0x2b/0x1e0
[ 154.059689][ T6235] shmem_alloc_and_add_folio+0x50c/0xc20
[ 154.059710][ T6235] ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[ 154.059729][ T6235] ? shmem_allowable_huge_orders+0xd4/0x3f0
[ 154.059750][ T6235] shmem_get_folio_gfp+0x67f/0x1610
[ 154.059770][ T6235] ? __pfx_shmem_get_folio_gfp+0x10/0x10
[ 154.059792][ T6235] shmem_write_begin+0x1a4/0x3b0
[ 154.059804][ T6235] ? __pfx_shmem_write_begin+0x10/0x10
[ 154.059815][ T6235] ? balance_dirty_pages_ratelimited_flags+0x92/0x1260
[ 154.059829][ T6235] ? lockdep_hardirqs_on+0x7c/0x110
[ 154.059845][ T6235] generic_perform_write+0x3c4/0x900
[ 154.059866][ T6235] ? __pfx_generic_perform_write+0x10/0x10
[ 154.059884][ T6235] ? file_update_time_flags+0x35c/0x520
[ 154.059897][ T6235] ? __pfx_shmem_file_write_iter+0x10/0x10
[ 154.059910][ T6235] shmem_file_write_iter+0x10e/0x140
[ 154.059923][ T6235] __kernel_write_iter+0x31a/0xb10
[ 154.059939][ T6235] ? __pfx___kernel_write_iter+0x10/0x10
[ 154.059953][ T6235] ? __up_read+0x2d1/0x700
[ 154.059969][ T6235] ? dump_user_range+0x756/0xb70
[ 154.059989][ T6235] dump_user_range+0x413/0xb70
[ 154.060009][ T6235] ? __pfx_dump_user_range+0x10/0x10
[ 154.060027][ T6235] ? elf_coredump_extra_notes_write+0xbd/0x500
[ 154.060043][ T6235] ? __pfx_writenote+0x10/0x10
[ 154.060057][ T6235] elf_core_dump+0x29c3/0x3c10
[ 154.060075][ T6235] ? __pfx_elf_core_dump+0x10/0x10
[ 154.060085][ T6235] ? kasan_save_stack+0x33/0x60
[ 154.060097][ T6235] ? kasan_save_track+0x14/0x30
[ 154.060109][ T6235] ? __kasan_kmalloc+0xaa/0xb0
[ 154.060119][ T6235] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 154.060132][ T6235] ? vfs_coredump+0x1dd9/0x55e0
[ 154.060148][ T6235] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 154.060163][ T6235] ? irqentry_exit+0x38a/0x8c0
[ 154.060176][ T6235] ? asm_exc_page_fault+0x26/0x30
[ 154.060190][ T6235] ? 0xffffffffff600000
[ 154.060220][ T6235] ? vfs_coredump+0x2b85/0x55e0
[ 154.060236][ T6235] vfs_coredump+0x2b85/0x55e0
[ 154.060258][ T6235] ? __pfx_vfs_coredump+0x10/0x10
[ 154.060274][ T6235] ? __lock_acquire+0x436/0x2890
[ 154.060289][ T6235] ? __lock_acquire+0x436/0x2890
[ 154.060303][ T6235] ? lock_acquire+0x179/0x330
[ 154.060318][ T6235] ? lock_acquire+0x179/0x330
[ 154.060339][ T6235] ? arch_stack_walk+0xa6/0x100
[ 154.060359][ T6235] ? stack_trace_save+0x8e/0xc0
[ 154.060372][ T6235] ? __pfx_stack_trace_save+0x10/0x10
[ 154.060384][ T6235] ? stack_depot_save_flags+0x29/0x9b0
[ 154.060402][ T6235] ? __lock_acquire+0x436/0x2890
[ 154.060416][ T6235] ? kasan_save_stack+0x42/0x60
[ 154.060450][ T6235] ? proc_coredump_connector+0x2d1/0x4f0
[ 154.060465][ T6235] ? __pfx_proc_coredump_connector+0x10/0x10
[ 154.060482][ T6235] ? rcu_is_watching+0x12/0xc0
[ 154.060495][ T6235] get_signal+0x22e1/0x26d0
[ 154.060516][ T6235] ? __pfx_get_signal+0x10/0x10
[ 154.060536][ T6235] arch_do_signal_or_restart+0x8f/0x7e0
[ 154.060553][ T6235] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 154.060572][ T6235] ? __bad_area_nosemaphore+0x350/0x690
[ 154.060594][ T6235] irqentry_exit+0x38a/0x8c0
[ 154.060609][ T6235] asm_exc_page_fault+0x26/0x30
[ 154.060619][ T6235] RIP: 0033:0x7fb9c518f751
[ 154.060629][ T6235] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 154.060640][ T6235] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 154.060650][ T6235] RAX: 0000000000000000 RBX: 00007fb9c53e5fa0 RCX: 00007fb9c518f749
[ 154.060657][ T6235] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 154.060664][ T6235] RBP: 00007fb9c5213f91 R08: 0000000000000000 R09: 0000000000000000
[ 154.060670][ T6235] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 154.060676][ T6235] R13: 00007fb9c53e6038 R14: 00007fb9c53e5fa0 R15: 00007ffe67811248
[ 154.060690][ T6235]
[ 154.060694][ T6235] memory: usage 307200kB, limit 307200kB, failcnt 113322
[ 154.534519][ T6235] memory+swap: usage 308120kB, limit 9007199254740988kB, failcnt 0
[ 154.542425][ T6235] kmem: usage 307108kB, limit 9007199254740988kB, failcnt 0
[ 154.549697][ T6235] Memory cgroup stats for /syz0:
[ 154.549771][ T6235] cache 4096
[ 154.557862][ T6235] rss 0
[ 154.560593][ T6235] rss_huge 0
[ 154.563755][ T6235] shmem 0
[ 154.566667][ T6235] mapped_file 0
[ 154.570093][ T6235] dirty 0
[ 154.572998][ T6235] writeback 0
[ 154.576249][ T6235] workingset_refault_anon 488
[ 154.580913][ T6235] workingset_refault_file 68121
[ 154.585730][ T6235] swap 942080
[ 154.589005][ T6235] swapcached 0
[ 154.592346][ T6235] pgpgin 88575
[ 154.595684][ T6235] pgpgout 88573
[ 154.599130][ T6235] pgfault 6401
[ 154.602471][ T6235] pgmajfault 4963
[ 154.606069][ T6235] inactive_anon 0
[ 154.609682][ T6235] active_anon 0
[ 154.613108][ T6235] inactive_file 4096
[ 154.616981][ T6235] active_file 0
[ 154.620421][ T6235] unevictable 0
[ 154.623847][ T6235] hierarchical_memory_limit 314572800
[ 154.629200][ T6235] hierarchical_memsw_limit 9223372036854771712
[ 154.636223][ T6235] total_cache 4096
[ 154.639942][ T6235] total_rss 0
[ 154.643198][ T6235] total_rss_huge 0
[ 154.646915][ T6235] total_shmem 0
[ 154.650354][ T6235] total_mapped_file 0
[ 154.654301][ T6235] total_dirty 0
[ 154.657757][ T6235] total_writeback 0
[ 154.661549][ T6235] total_workingset_refault_anon 488
[ 154.666743][ T6235] total_workingset_refault_file 68121
[ 154.672080][ T6235] total_swap 942080
[ 154.675855][ T6235] total_swapcached 0
[ 154.679739][ T6235] total_pgpgin 88575
[ 154.683612][ T6235] total_pgpgout 88573
[ 154.687584][ T6235] total_pgfault 6401
[ 154.691447][ T6235] total_pgmajfault 4963
[ 154.695578][ T6235] total_inactive_anon 0
[ 154.699724][ T6235] total_active_anon 0
[ 154.703673][ T6235] total_inactive_file 4096
[ 154.708067][ T6235] total_active_file 0
[ 154.712012][ T6235] total_unevictable 0
[ 154.715962][ T6235] anon_cost 0
[ 154.719241][ T6235] file_cost 0
[ 154.722497][ T6235] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.62,pid=6235,uid=0
[ 154.737919][ T6235] Memory cgroup out of memory: Killed process 6235 (syz.0.62) total-vm:44840kB, anon-rss:1144kB, file-rss:640kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000
[ 155.015197][ T6232] syz.1.61 invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=1000
[ 155.026042][ T6232] CPU: 1 UID: 0 PID: 6232 Comm: syz.1.61 Not tainted syzkaller #0 PREEMPT(full)
[ 155.026063][ T6232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 155.026073][ T6232] Call Trace:
[ 155.026078][ T6232]
[ 155.026084][ T6232] dump_stack_lvl+0x16c/0x1f0
[ 155.026107][ T6232] dump_header+0x101/0x960
[ 155.026134][ T6232] oom_kill_process+0x176/0x910
[ 155.026159][ T6232] out_of_memory+0x350/0x1700
[ 155.026182][ T6232] ? __lock_acquire+0x436/0x2890
[ 155.026202][ T6232] ? __pfx_out_of_memory+0x10/0x10
[ 155.026231][ T6232] mem_cgroup_out_of_memory+0x118/0x130
[ 155.026247][ T6232] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 155.026266][ T6232] ? do_raw_spin_unlock+0x172/0x230
[ 155.026296][ T6232] try_charge_memcg+0x695/0xd30
[ 155.026321][ T6232] ? __pfx_try_charge_memcg+0x10/0x10
[ 155.026346][ T6232] ? find_held_lock+0x2b/0x80
[ 155.026371][ T6232] charge_memcg+0x8a/0x230
[ 155.026391][ T6232] mem_cgroup_swapin_charge_folio+0xeb/0x470
[ 155.026415][ T6232] __read_swap_cache_async+0x397/0x500
[ 155.026434][ T6232] ? __pfx___read_swap_cache_async+0x10/0x10
[ 155.026451][ T6232] ? __lock_acquire+0x436/0x2890
[ 155.026467][ T6232] ? lockdep_hardirqs_on+0x7c/0x110
[ 155.026490][ T6232] swap_cluster_readahead+0x432/0x770
[ 155.026510][ T6232] ? __pfx_swap_cluster_readahead+0x10/0x10
[ 155.026528][ T6232] ? __lock_acquire+0x436/0x2890
[ 155.026546][ T6232] ? _raw_spin_unlock+0x28/0x50
[ 155.026568][ T6232] ? get_vma_policy+0x242/0x3c0
[ 155.026596][ T6232] swapin_readahead+0x160/0x1220
[ 155.026618][ T6232] ? __pfx_swapin_readahead+0x10/0x10
[ 155.026634][ T6232] ? find_held_lock+0x2b/0x80
[ 155.026655][ T6232] ? swap_cache_get_folio+0x267/0x8e0
[ 155.026668][ T6232] ? swap_cache_get_folio+0x267/0x8e0
[ 155.026680][ T6232] ? swap_cache_get_folio+0x267/0x8e0
[ 155.026696][ T6232] ? swap_cache_get_folio+0x267/0x8e0
[ 155.026709][ T6232] ? swap_cache_get_folio+0x293/0x8e0
[ 155.026724][ T6232] ? __pfx_swap_cache_get_folio+0x10/0x10
[ 155.026737][ T6232] ? __pfx_get_swap_device+0x10/0x10
[ 155.026755][ T6232] ? rcu_read_unlock+0x2d/0xb0
[ 155.026772][ T6232] ? do_swap_page+0x962/0x64a0
[ 155.026792][ T6232] do_swap_page+0x962/0x64a0
[ 155.026816][ T6232] ? __lock_acquire+0x436/0x2890
[ 155.026838][ T6232] ? __pfx_do_swap_page+0x10/0x10
[ 155.026862][ T6232] ? __pfx_default_wake_function+0x10/0x10
[ 155.026891][ T6232] ? rcu_is_watching+0x12/0xc0
[ 155.026905][ T6232] ? ___pte_offset_map+0x175/0x380
[ 155.026926][ T6232] __handle_mm_fault+0x19cb/0x2bb0
[ 155.026951][ T6232] ? reacquire_held_locks+0xcd/0x1f0
[ 155.026969][ T6232] ? __pfx___handle_mm_fault+0x10/0x10
[ 155.026993][ T6232] ? lock_vma_under_rcu+0x176/0x580
[ 155.027022][ T6232] ? count_memcg_events_mm.constprop.0+0xfa/0x2a0
[ 155.027046][ T6232] handle_mm_fault+0x3fe/0xad0
[ 155.027071][ T6232] do_user_addr_fault+0x60c/0x1370
[ 155.027093][ T6232] ? rcu_is_watching+0x12/0xc0
[ 155.027109][ T6232] exc_page_fault+0x64/0xc0
[ 155.027127][ T6232] asm_exc_page_fault+0x26/0x30
[ 155.027141][ T6232] RIP: 0033:0x7f951725546f
[ 155.027153][ T6232] Code: ff ff e8 54 61 0d 00 85 c0 0f 85 79 ff ff ff 48 8b 54 24 18 48 8b 7c 24 10 48 8d 35 f2 f6 1b 00 e8 96 27 0e 00 e9 5e ff ff ff <64> f0 83 04 25 90 ff ff ff 01 64 48 8b 04 25 00 00 00 00 48 8d b8
[ 155.027167][ T6232] RSP: 002b:00007fff0a882170 EFLAGS: 00010297
[ 155.027180][ T6232] RAX: 0000000000000000 RBX: 0000000000000008 RCX: 0000000000000000
[ 155.027188][ T6232] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 0000200000000860
[ 155.027197][ T6232] RBP: 00007fff0a882278 R08: 0000000000000000 R09: 0000000000000000
[ 155.027205][ T6232] R10: 0000000000000000 R11: 0000000000000000 R12: 00007f95175e5fac
[ 155.027213][ T6232] R13: 00007f95175e5fa0 R14: fffffffffffffffe R15: 00007fff0a8822c0
[ 155.027234][ T6232]
[ 155.386978][ T6232] memory: usage 307200kB, limit 307200kB, failcnt 29926
[ 155.393904][ T6232] memory+swap: usage 307936kB, limit 9007199254740988kB, failcnt 0
[ 155.402123][ T6232] kmem: usage 307160kB, limit 9007199254740988kB, failcnt 0
[ 155.409417][ T6232] Memory cgroup stats for /syz1:
[ 155.409515][ T6232] cache 4096
[ 155.417618][ T6232] rss 0
[ 155.420371][ T6232] rss_huge 0
[ 155.423544][ T6232] shmem 0
[ 155.426474][ T6232] mapped_file 0
[ 155.429909][ T6232] dirty 0
[ 155.432826][ T6232] writeback 0
[ 155.436091][ T6232] workingset_refault_anon 748
[ 155.440760][ T6232] workingset_refault_file 15712
[ 155.445584][ T6232] swap 753664
[ 155.448859][ T6232] swapcached 36864
[ 155.453277][ T6232] pgpgin 24833
[ 155.456668][ T6232] pgpgout 24823
[ 155.460104][ T6232] pgfault 2717
[ 155.463450][ T6232] pgmajfault 1624
[ 155.467075][ T6232] inactive_anon 36864
[ 155.471034][ T6232] active_anon 0
[ 155.474469][ T6232] inactive_file 4096
[ 155.478370][ T6232] active_file 0
[ 155.481805][ T6232] unevictable 0
[ 155.485237][ T6232] hierarchical_memory_limit 314572800
[ 155.490622][ T6232] hierarchical_memsw_limit 9223372036854771712
[ 155.496770][ T6232] total_cache 4096
[ 155.500467][ T6232] total_rss 0
[ 155.503726][ T6232] total_rss_huge 0
[ 155.507437][ T6232] total_shmem 0
[ 155.510871][ T6232] total_mapped_file 0
[ 155.514844][ T6232] total_dirty 0
[ 155.518301][ T6232] total_writeback 0
[ 155.522080][ T6232] total_workingset_refault_anon 748
[ 155.527278][ T6232] total_workingset_refault_file 15712
[ 155.532632][ T6232] total_swap 753664
[ 155.536431][ T6232] total_swapcached 36864
[ 155.540647][ T6232] total_pgpgin 24833
[ 155.544517][ T6232] total_pgpgout 24823
[ 155.548500][ T6232] total_pgfault 2717
[ 155.552372][ T6232] total_pgmajfault 1624
[ 155.557058][ T6232] total_inactive_anon 36864
[ 155.561540][ T6232] total_active_anon 0
[ 155.565498][ T6232] total_inactive_file 4096
[ 155.569925][ T6232] total_active_file 0
[ 155.573882][ T6232] total_unevictable 0
[ 155.577854][ T6232] anon_cost 0
[ 155.581116][ T6232] file_cost 0
[ 155.584377][ T6232] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz.1.61,pid=6232,uid=0
[ 155.598992][ T6232] Memory cgroup out of memory: Killed process 6232 (syz.1.61) total-vm:44840kB, anon-rss:1140kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
2026/01/08 05:16:27 executed programs: 55
[ 159.058584][ T6240] syz.2.60 invoked oom-killer: gfp_mask=0x440dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_COMP), order=0, oom_score_adj=1000
[ 159.071212][ T6240] CPU: 1 UID: 0 PID: 6240 Comm: syz.2.60 Not tainted syzkaller #0 PREEMPT(full)
[ 159.071228][ T6240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 159.071235][ T6240] Call Trace:
[ 159.071240][ T6240]
[ 159.071245][ T6240] dump_stack_lvl+0x16c/0x1f0
[ 159.071264][ T6240] dump_header+0x101/0x960
[ 159.071285][ T6240] oom_kill_process+0x176/0x910
[ 159.071304][ T6240] out_of_memory+0x350/0x1700
[ 159.071324][ T6240] ? __pfx_out_of_memory+0x10/0x10
[ 159.071345][ T6240] mem_cgroup_out_of_memory+0x118/0x130
[ 159.071357][ T6240] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 159.071371][ T6240] ? do_raw_spin_unlock+0x172/0x230
[ 159.071389][ T6240] try_charge_memcg+0x695/0xd30
[ 159.071407][ T6240] ? __pfx_try_charge_memcg+0x10/0x10
[ 159.071422][ T6240] ? memory_min_write+0xb1/0xe0
[ 159.071440][ T6240] ? get_mem_cgroup_from_objcg+0xd3/0x330
[ 159.071454][ T6240] __memcg_kmem_charge_page+0xda/0x420
[ 159.071471][ T6240] __alloc_frozen_pages_noprof+0x323/0x2430
[ 159.071483][ T6240] ? psi_group_change+0x55a/0xbe0
[ 159.071500][ T6240] ? __lock_acquire+0x436/0x2890
[ 159.071514][ T6240] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 159.071525][ T6240] ? __lock_acquire+0x436/0x2890
[ 159.071545][ T6240] ? __lock_acquire+0x436/0x2890
[ 159.071557][ T6240] ? find_held_lock+0x2b/0x80
[ 159.071574][ T6240] ? local_lock_release+0x99/0x130
[ 159.071590][ T6240] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 159.071603][ T6240] ? policy_nodemask+0xea/0x4e0
[ 159.071619][ T6240] alloc_pages_mpol+0x1fb/0x550
[ 159.071635][ T6240] ? __pfx_alloc_pages_mpol+0x10/0x10
[ 159.071651][ T6240] ? __memcg_slab_post_alloc_hook+0x472/0x880
[ 159.071668][ T6240] alloc_pages_noprof+0x131/0x390
[ 159.071683][ T6240] pgd_alloc+0x4b/0x630
[ 159.071701][ T6240] mm_init+0x734/0x1140
[ 159.071718][ T6240] copy_process+0x3b81/0x7430
[ 159.071736][ T6240] ? __pfx___futex_wait+0x10/0x10
[ 159.071746][ T6240] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 159.071763][ T6240] ? __pfx_copy_process+0x10/0x10
[ 159.071780][ T6240] ? find_held_lock+0x2b/0x80
[ 159.071798][ T6240] ? futex_private_hash_put+0x160/0x1b0
[ 159.071815][ T6240] kernel_clone+0xfc/0x910
[ 159.071825][ T6240] ? __pfx_kernel_clone+0x10/0x10
[ 159.071842][ T6240] __do_sys_clone+0xce/0x120
[ 159.071852][ T6240] ? __pfx___do_sys_clone+0x10/0x10
[ 159.071861][ T6240] ? __pfx_sched_core_share_pid+0x10/0x10
[ 159.071878][ T6240] ? __task_pid_nr_ns+0x1f5/0x500
[ 159.071894][ T6240] do_syscall_64+0xcd/0xf80
[ 159.071909][ T6240] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 159.071920][ T6240] RIP: 0033:0x7efd1f98f749
[ 159.071931][ T6240] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 159.071941][ T6240] RSP: 002b:00007efd207b4fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 159.071952][ T6240] RAX: ffffffffffffffda RBX: 00007efd1fbe5fa0 RCX: 00007efd1f98f749
[ 159.071959][ T6240] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 159.071965][ T6240] RBP: 00007efd1fa13f91 R08: 0000000000000000 R09: 0000000000000000
[ 159.071971][ T6240] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 159.071978][ T6240] R13: 00007efd1fbe6038 R14: 00007efd1fbe5fa0 R15: 00007ffc9596ff78
[ 159.071991][ T6240]
[ 159.071995][ T6240] memory: usage 307200kB, limit 307200kB, failcnt 53917
[ 159.402545][ T6240] memory+swap: usage 307300kB, limit 9007199254740988kB, failcnt 0
[ 159.410467][ T6240] kmem: usage 307176kB, limit 9007199254740988kB, failcnt 0
[ 159.417759][ T6240] Memory cgroup stats for /syz2:
[ 159.417910][ T6240] cache 0
[ 159.425753][ T6240] rss 49152
[ 159.428895][ T6240] rss_huge 0
[ 159.432077][ T6240] shmem 0
[ 159.435001][ T6240] mapped_file 0
[ 159.438471][ T6240] dirty 0
[ 159.441397][ T6240] writeback 0
[ 159.444667][ T6240] workingset_refault_anon 514
[ 159.450266][ T6240] workingset_refault_file 23313
[ 159.455101][ T6240] swap 77824
[ 159.458348][ T6240] swapcached 28672
[ 159.462059][ T6240] pgpgin 47331
[ 159.465416][ T6240] pgpgout 47319
[ 159.468878][ T6240] pgfault 4248
[ 159.472226][ T6240] pgmajfault 2309
[ 159.475833][ T6240] inactive_anon 0
[ 159.479456][ T6240] active_anon 49152
[ 159.483233][ T6240] inactive_file 0
[ 159.486868][ T6240] active_file 0
[ 159.490295][ T6240] unevictable 0
[ 159.493720][ T6240] hierarchical_memory_limit 314572800
[ 159.499097][ T6240] hierarchical_memsw_limit 9223372036854771712
[ 159.505228][ T6240] total_cache 0
[ 159.508675][ T6240] total_rss 49152
[ 159.512276][ T6240] total_rss_huge 0
[ 159.515963][ T6240] total_shmem 0
[ 159.519408][ T6240] total_mapped_file 0
[ 159.523367][ T6240] total_dirty 0
[ 159.527194][ T6240] total_writeback 0
[ 159.530977][ T6240] total_workingset_refault_anon 514
[ 159.536153][ T6240] total_workingset_refault_file 23313
[ 159.541532][ T6240] total_swap 77824
[ 159.545226][ T6240] total_swapcached 28672
[ 159.550011][ T6240] total_pgpgin 47331
[ 159.553891][ T6240] total_pgpgout 47319
[ 159.557877][ T6240] total_pgfault 4248
[ 159.561740][ T6240] total_pgmajfault 2309
[ 159.565871][ T6240] total_inactive_anon 0
[ 159.570040][ T6240] total_active_anon 49152
[ 159.574342][ T6240] total_inactive_file 0
[ 159.578478][ T6240] total_active_file 0
[ 159.582438][ T6240] total_unevictable 0
[ 159.586407][ T6240] anon_cost 0
[ 159.589660][ T6240] file_cost 0
[ 159.592912][ T6240] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz2,task_memcg=/syz2,task=syz.2.60,pid=6239,uid=0
[ 159.608050][ T6240] Memory cgroup out of memory: Killed process 6239 (syz.2.60) total-vm:44972kB, anon-rss:1268kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 159.825378][ T6193] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 159.864871][ T6242] syz.0.63 invoked oom-killer: gfp_mask=0x440dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_COMP), order=0, oom_score_adj=1000
[ 159.877451][ T6242] CPU: 1 UID: 0 PID: 6242 Comm: syz.0.63 Not tainted syzkaller #0 PREEMPT(full)
[ 159.877466][ T6242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 159.877473][ T6242] Call Trace:
[ 159.877478][ T6242]
[ 159.877482][ T6242] dump_stack_lvl+0x16c/0x1f0
[ 159.877501][ T6242] dump_header+0x101/0x960
[ 159.877526][ T6242] oom_kill_process+0x176/0x910
[ 159.877545][ T6242] out_of_memory+0x350/0x1700
[ 159.877566][ T6242] ? __pfx_out_of_memory+0x10/0x10
[ 159.877587][ T6242] mem_cgroup_out_of_memory+0x118/0x130
[ 159.877600][ T6242] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 159.877614][ T6242] ? do_raw_spin_unlock+0x172/0x230
[ 159.877633][ T6242] try_charge_memcg+0x695/0xd30
[ 159.877651][ T6242] ? __pfx_try_charge_memcg+0x10/0x10
[ 159.877665][ T6242] ? memory_min_write+0xb1/0xe0
[ 159.877685][ T6242] ? get_mem_cgroup_from_objcg+0xd3/0x330
[ 159.877699][ T6242] __memcg_kmem_charge_page+0xda/0x420
[ 159.877716][ T6242] __alloc_frozen_pages_noprof+0x323/0x2430
[ 159.877729][ T6242] ? __lock_acquire+0x436/0x2890
[ 159.877745][ T6242] ? __lock_acquire+0x436/0x2890
[ 159.877759][ T6242] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 159.877771][ T6242] ? __lock_acquire+0x436/0x2890
[ 159.877790][ T6242] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 159.877805][ T6242] ? policy_nodemask+0xea/0x4e0
[ 159.877821][ T6242] alloc_pages_mpol+0x1fb/0x550
[ 159.877836][ T6242] ? __pfx_alloc_pages_mpol+0x10/0x10
[ 159.877851][ T6242] ? arch_stack_walk+0xa6/0x100
[ 159.877868][ T6242] alloc_pages_noprof+0x131/0x390
[ 159.877883][ T6242] pte_alloc_one+0x1e/0x3d0
[ 159.877900][ T6242] __pte_alloc+0x6d/0x3f0
[ 159.877913][ T6242] ? __pfx___pte_alloc+0x10/0x10
[ 159.877930][ T6242] copy_page_range+0x3f3e/0x6780
[ 159.877963][ T6242] ? __pfx_copy_page_range+0x10/0x10
[ 159.877981][ T6242] ? mas_store+0xb4b/0x12f0
[ 159.877998][ T6242] ? __vma_enter_locked+0x1dc/0x770
[ 159.878015][ T6242] ? __pfx_mas_store+0x10/0x10
[ 159.878038][ T6242] dup_mmap+0xbea/0x20e0
[ 159.878058][ T6242] ? __pfx_dup_mmap+0x10/0x10
[ 159.878082][ T6242] copy_process+0x3b9f/0x7430
[ 159.878100][ T6242] ? __pfx___futex_wait+0x10/0x10
[ 159.878117][ T6242] ? __pfx_copy_process+0x10/0x10
[ 159.878137][ T6242] ? futex_private_hash_put+0x160/0x1b0
[ 159.878154][ T6242] kernel_clone+0xfc/0x910
[ 159.878162][ T6242] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 159.878177][ T6242] ? __pfx_kernel_clone+0x10/0x10
[ 159.878195][ T6242] __do_sys_clone+0xce/0x120
[ 159.878204][ T6242] ? __pfx___do_sys_clone+0x10/0x10
[ 159.878214][ T6242] ? __pfx_sched_core_share_pid+0x10/0x10
[ 159.878230][ T6242] ? xfd_validate_state+0x61/0x180
[ 159.878241][ T6242] ? __task_pid_nr_ns+0x1f5/0x500
[ 159.878257][ T6242] do_syscall_64+0xcd/0xf80
[ 159.878273][ T6242] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 159.878284][ T6242] RIP: 0033:0x7fb9c518f749
[ 159.878294][ T6242] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 159.878305][ T6242] RSP: 002b:00007fb9c60e6fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 159.878316][ T6242] RAX: ffffffffffffffda RBX: 00007fb9c53e5fa0 RCX: 00007fb9c518f749
[ 159.878323][ T6242] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 159.878329][ T6242] RBP: 00007fb9c5213f91 R08: 0000000000000000 R09: 0000000000000000
[ 159.878335][ T6242] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 159.878341][ T6242] R13: 00007fb9c53e6038 R14: 00007fb9c53e5fa0 R15: 00007ffe67811248
[ 159.878355][ T6242]
[ 159.878360][ T6242] memory: usage 307200kB, limit 307200kB, failcnt 113438
[ 160.230882][ T6242] memory+swap: usage 307308kB, limit 9007199254740988kB, failcnt 0
[ 160.238765][ T6242] kmem: usage 307156kB, limit 9007199254740988kB, failcnt 0
[ 160.246020][ T6242] Memory cgroup stats for /syz0:
[ 160.246092][ T6242] cache 0
[ 160.253919][ T6242] rss 4096
[ 160.256934][ T6242] rss_huge 0
[ 160.260100][ T6242] shmem 0
[ 160.263016][ T6242] mapped_file 0
[ 160.266950][ T6242] dirty 0
[ 160.269861][ T6242] writeback 0
[ 160.273113][ T6242] workingset_refault_anon 512
[ 160.277775][ T6242] workingset_refault_file 68121
[ 160.282603][ T6242] swap 110592
[ 160.285857][ T6242] swapcached 12288
[ 160.289577][ T6242] pgpgin 88627
[ 160.292917][ T6242] pgpgout 88624
[ 160.296367][ T6242] pgfault 6486
[ 160.299708][ T6242] pgmajfault 4993
[ 160.303305][ T6242] inactive_anon 4096
[ 160.307178][ T6242] active_anon 4096
[ 160.310865][ T6242] inactive_file 0
[ 160.314465][ T6242] active_file 0
[ 160.317909][ T6242] unevictable 0
[ 160.321335][ T6242] hierarchical_memory_limit 314572800
[ 160.326685][ T6242] hierarchical_memsw_limit 9223372036854771712
[ 160.332802][ T6242] total_cache 0
[ 160.336241][ T6242] total_rss 4096
[ 160.339834][ T6242] total_rss_huge 0
[ 160.343543][ T6242] total_shmem 0
[ 160.347003][ T6242] total_mapped_file 0
[ 160.350951][ T6242] total_dirty 0
[ 160.354377][ T6242] total_writeback 0
[ 160.358165][ T6242] total_workingset_refault_anon 512
[ 160.363331][ T6242] total_workingset_refault_file 68121
[ 160.369252][ T6242] total_swap 110592
[ 160.373049][ T6242] total_swapcached 12288
[ 160.377298][ T6242] total_pgpgin 88627
[ 160.381168][ T6242] total_pgpgout 88624
[ 160.385139][ T6242] total_pgfault 6486
[ 160.389014][ T6242] total_pgmajfault 4993
[ 160.393136][ T6242] total_inactive_anon 4096
[ 160.397537][ T6242] total_active_anon 4096
[ 160.401755][ T6242] total_inactive_file 0
[ 160.405877][ T6242] total_active_file 0
[ 160.409847][ T6242] total_unevictable 0
[ 160.413795][ T6242] anon_cost 0
[ 160.417061][ T6242] file_cost 0
[ 160.420326][ T6242] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.63,pid=6238,uid=0
[ 160.434893][ T6242] Memory cgroup out of memory: Killed process 6238 (syz.0.63) total-vm:44840kB, anon-rss:1136kB, file-rss:1060kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 160.568368][ T6247] syz.0.65 invoked oom-killer: gfp_mask=0x440dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_COMP), order=0, oom_score_adj=1000
[ 160.581349][ T6247] CPU: 1 UID: 0 PID: 6247 Comm: syz.0.65 Not tainted syzkaller #0 PREEMPT(full)
[ 160.581364][ T6247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 160.581372][ T6247] Call Trace:
[ 160.581376][ T6247]
[ 160.581380][ T6247] dump_stack_lvl+0x16c/0x1f0
[ 160.581400][ T6247] dump_header+0x101/0x960
[ 160.581419][ T6247] oom_kill_process+0x176/0x910
[ 160.581438][ T6247] out_of_memory+0x350/0x1700
[ 160.581458][ T6247] ? __pfx_out_of_memory+0x10/0x10
[ 160.581479][ T6247] mem_cgroup_out_of_memory+0x118/0x130
[ 160.581490][ T6247] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 160.581505][ T6247] ? do_raw_spin_unlock+0x172/0x230
[ 160.581523][ T6247] try_charge_memcg+0x695/0xd30
[ 160.581541][ T6247] ? __pfx_try_charge_memcg+0x10/0x10
[ 160.581555][ T6247] ? memory_min_write+0xb1/0xe0
[ 160.581573][ T6247] ? get_mem_cgroup_from_objcg+0xd3/0x330
[ 160.581587][ T6247] __memcg_kmem_charge_page+0xda/0x420
[ 160.581604][ T6247] __alloc_frozen_pages_noprof+0x323/0x2430
[ 160.581616][ T6247] ? stack_trace_save+0x8e/0xc0
[ 160.581628][ T6247] ? __pfx_stack_trace_save+0x10/0x10
[ 160.581639][ T6247] ? rcu_is_watching+0x12/0xc0
[ 160.581649][ T6247] ? stack_depot_save_flags+0x29/0x9b0
[ 160.581670][ T6247] ? kasan_save_stack+0x42/0x60
[ 160.581682][ T6247] ? kasan_save_stack+0x33/0x60
[ 160.581693][ T6247] ? kasan_save_track+0x14/0x30
[ 160.581705][ T6247] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 160.581716][ T6247] ? copy_page_range+0x4620/0x6780
[ 160.581733][ T6247] ? copy_process+0x3b9f/0x7430
[ 160.581750][ T6247] ? __do_sys_clone+0xce/0x120
[ 160.581758][ T6247] ? do_syscall_64+0xcd/0xf80
[ 160.581772][ T6247] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 160.581789][ T6247] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 160.581803][ T6247] ? policy_nodemask+0xea/0x4e0
[ 160.581819][ T6247] alloc_pages_mpol+0x1fb/0x550
[ 160.581834][ T6247] ? __pfx_alloc_pages_mpol+0x10/0x10
[ 160.581852][ T6247] alloc_pages_noprof+0x131/0x390
[ 160.581867][ T6247] pte_alloc_one+0x1e/0x3d0
[ 160.581883][ T6247] __pte_alloc+0x6d/0x3f0
[ 160.581896][ T6247] ? __pfx___pte_alloc+0x10/0x10
[ 160.581909][ T6247] ? _raw_spin_unlock+0x28/0x50
[ 160.581921][ T6247] ? __pmd_alloc+0x6aa/0x9c0
[ 160.581936][ T6247] copy_page_range+0x3f3e/0x6780
[ 160.581955][ T6247] ? __lock_acquire+0x436/0x2890
[ 160.581980][ T6247] ? __pfx_copy_page_range+0x10/0x10
[ 160.581998][ T6247] ? mas_store+0xb4b/0x12f0
[ 160.582015][ T6247] ? __vma_enter_locked+0x1dc/0x770
[ 160.582031][ T6247] ? __pfx_mas_store+0x10/0x10
[ 160.582055][ T6247] dup_mmap+0xbea/0x20e0
[ 160.582075][ T6247] ? __pfx_dup_mmap+0x10/0x10
[ 160.582099][ T6247] copy_process+0x3b9f/0x7430
[ 160.582116][ T6247] ? __pfx___futex_wait+0x10/0x10
[ 160.582132][ T6247] ? __pfx_copy_process+0x10/0x10
[ 160.582152][ T6247] ? futex_private_hash_put+0x160/0x1b0
[ 160.582169][ T6247] kernel_clone+0xfc/0x910
[ 160.582177][ T6247] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 160.582195][ T6247] ? __pfx_kernel_clone+0x10/0x10
[ 160.582213][ T6247] __do_sys_clone+0xce/0x120
[ 160.582223][ T6247] ? __pfx___do_sys_clone+0x10/0x10
[ 160.582232][ T6247] ? __pfx_sched_core_share_pid+0x10/0x10
[ 160.582249][ T6247] ? xfd_validate_state+0x61/0x180
[ 160.582260][ T6247] ? __task_pid_nr_ns+0x1f5/0x500
[ 160.582276][ T6247] do_syscall_64+0xcd/0xf80
[ 160.582291][ T6247] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 160.582301][ T6247] RIP: 0033:0x7fb9c518f749
[ 160.582312][ T6247] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 160.582323][ T6247] RSP: 002b:00007fb9c60e6fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 160.582334][ T6247] RAX: ffffffffffffffda RBX: 00007fb9c53e5fa0 RCX: 00007fb9c518f749
[ 160.582341][ T6247] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 160.582347][ T6247] RBP: 00007fb9c5213f91 R08: 0000000000000000 R09: 0000000000000000
[ 160.582353][ T6247] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 160.582359][ T6247] R13: 00007fb9c53e6038 R14: 00007fb9c53e5fa0 R15: 00007ffe67811248
[ 160.582374][ T6247]
[ 160.582378][ T6247] memory: usage 307200kB, limit 307200kB, failcnt 113560
[ 160.990294][ T6247] memory+swap: usage 307316kB, limit 9007199254740988kB, failcnt 0
[ 160.998184][ T6247] kmem: usage 307188kB, limit 9007199254740988kB, failcnt 0
[ 161.005438][ T6247] Memory cgroup stats for /syz0:
[ 161.005513][ T6247] cache 0
[ 161.013516][ T6247] rss 0
[ 161.016251][ T6247] rss_huge 0
[ 161.019446][ T6247] shmem 0
[ 161.022352][ T6247] mapped_file 0
[ 161.025778][ T6247] dirty 0
[ 161.028726][ T6247] writeback 0
[ 161.031982][ T6247] workingset_refault_anon 541
[ 161.036651][ T6247] workingset_refault_file 68121
[ 161.041490][ T6247] swap 118784
[ 161.044741][ T6247] swapcached 4096
[ 161.048357][ T6247] pgpgin 88685
[ 161.051697][ T6247] pgpgout 88684
[ 161.055132][ T6247] pgfault 6580
[ 161.058544][ T6247] pgmajfault 5029
[ 161.062161][ T6247] inactive_anon 0
[ 161.065786][ T6247] active_anon 4096
[ 161.069541][ T6247] inactive_file 0
[ 161.073144][ T6247] active_file 0
[ 161.076596][ T6247] unevictable 0
[ 161.080034][ T6247] hierarchical_memory_limit 314572800
[ 161.085983][ T6247] hierarchical_memsw_limit 9223372036854771712
[ 161.092158][ T6247] total_cache 0
[ 161.095598][ T6247] total_rss 0
[ 161.098868][ T6247] total_rss_huge 0
[ 161.102555][ T6247] total_shmem 0
[ 161.105989][ T6247] total_mapped_file 0
[ 161.109959][ T6247] total_dirty 0
[ 161.113384][ T6247] total_writeback 0
[ 161.117187][ T6247] total_workingset_refault_anon 541
[ 161.122351][ T6247] total_workingset_refault_file 68121
[ 161.127715][ T6247] total_swap 118784
[ 161.131487][ T6247] total_swapcached 4096
[ 161.135606][ T6247] total_pgpgin 88685
[ 161.139477][ T6247] total_pgpgout 88684
[ 161.143424][ T6247] total_pgfault 6580
[ 161.147295][ T6247] total_pgmajfault 5029
[ 161.151426][ T6247] total_inactive_anon 0
[ 161.155546][ T6247] total_active_anon 4096
[ 161.159768][ T6247] total_inactive_file 0
[ 161.163889][ T6247] total_active_file 0
[ 161.167854][ T6247] total_unevictable 0
[ 161.171800][ T6247] anon_cost 0
[ 161.175139][ T6247] file_cost 0
[ 161.178423][ T6247] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.65,pid=6246,uid=0
[ 161.193376][ T6247] Memory cgroup out of memory: Killed process 6246 (syz.0.65) total-vm:44840kB, anon-rss:1140kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 161.277375][ T6244] syz.1.64 invoked oom-killer: gfp_mask=0x440dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_COMP), order=0, oom_score_adj=1000
[ 161.290361][ T6244] CPU: 1 UID: 0 PID: 6244 Comm: syz.1.64 Not tainted syzkaller #0 PREEMPT(full)
[ 161.290378][ T6244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 161.290385][ T6244] Call Trace:
[ 161.290389][ T6244]
[ 161.290394][ T6244] dump_stack_lvl+0x16c/0x1f0
[ 161.290413][ T6244] dump_header+0x101/0x960
[ 161.290434][ T6244] oom_kill_process+0x176/0x910
[ 161.290453][ T6244] out_of_memory+0x350/0x1700
[ 161.290473][ T6244] ? __pfx_out_of_memory+0x10/0x10
[ 161.290495][ T6244] mem_cgroup_out_of_memory+0x118/0x130
[ 161.290512][ T6244] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 161.290527][ T6244] ? do_raw_spin_unlock+0x172/0x230
[ 161.290546][ T6244] try_charge_memcg+0x695/0xd30
[ 161.290564][ T6244] ? __pfx_try_charge_memcg+0x10/0x10
[ 161.290579][ T6244] ? memory_min_write+0xb1/0xe0
[ 161.290597][ T6244] ? get_mem_cgroup_from_objcg+0xd3/0x330
[ 161.290611][ T6244] __memcg_kmem_charge_page+0xda/0x420
[ 161.290628][ T6244] __alloc_frozen_pages_noprof+0x323/0x2430
[ 161.290645][ T6244] ? __lock_acquire+0x436/0x2890
[ 161.290659][ T6244] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 161.290676][ T6244] ? find_held_lock+0x2b/0x80
[ 161.290693][ T6244] ? is_bpf_text_address+0x8a/0x1a0
[ 161.290706][ T6244] ? bpf_ksym_find+0x127/0x1c0
[ 161.290722][ T6244] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 161.290736][ T6244] ? policy_nodemask+0xea/0x4e0
[ 161.290753][ T6244] alloc_pages_mpol+0x1fb/0x550
[ 161.290768][ T6244] ? __pfx_alloc_pages_mpol+0x10/0x10
[ 161.290787][ T6244] alloc_pages_noprof+0x131/0x390
[ 161.290802][ T6244] __pmd_alloc+0x3b/0x9c0
[ 161.290819][ T6244] copy_page_range+0x4620/0x6780
[ 161.290837][ T6244] ? __lock_acquire+0x436/0x2890
[ 161.290852][ T6244] ? __lock_acquire+0x436/0x2890
[ 161.290869][ T6244] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 161.290885][ T6244] ? __pfx_copy_page_range+0x10/0x10
[ 161.290903][ T6244] ? mas_store+0xb4b/0x12f0
[ 161.290920][ T6244] ? __vma_enter_locked+0x1dc/0x770
[ 161.290937][ T6244] ? __pfx_mas_store+0x10/0x10
[ 161.290960][ T6244] dup_mmap+0xbea/0x20e0
[ 161.290980][ T6244] ? __pfx_dup_mmap+0x10/0x10
[ 161.291004][ T6244] copy_process+0x3b9f/0x7430
[ 161.291023][ T6244] ? __pfx___futex_wait+0x10/0x10
[ 161.291039][ T6244] ? __pfx_copy_process+0x10/0x10
[ 161.291059][ T6244] ? futex_private_hash_put+0x160/0x1b0
[ 161.291077][ T6244] kernel_clone+0xfc/0x910
[ 161.291085][ T6244] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 161.291101][ T6244] ? __pfx_kernel_clone+0x10/0x10
[ 161.291119][ T6244] __do_sys_clone+0xce/0x120
[ 161.291128][ T6244] ? __pfx___do_sys_clone+0x10/0x10
[ 161.291138][ T6244] ? __pfx_sched_core_share_pid+0x10/0x10
[ 161.291154][ T6244] ? xfd_validate_state+0x61/0x180
[ 161.291166][ T6244] ? __task_pid_nr_ns+0x1f5/0x500
[ 161.291182][ T6244] do_syscall_64+0xcd/0xf80
[ 161.291198][ T6244] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 161.291209][ T6244] RIP: 0033:0x7f951738f749
[ 161.291219][ T6244] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 161.291230][ T6244] RSP: 002b:00007f9518301fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 161.291241][ T6244] RAX: ffffffffffffffda RBX: 00007f95175e5fa0 RCX: 00007f951738f749
[ 161.291248][ T6244] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 161.291254][ T6244] RBP: 00007f9517413f91 R08: 0000000000000000 R09: 0000000000000000
[ 161.291261][ T6244] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 161.291267][ T6244] R13: 00007f95175e6038 R14: 00007f95175e5fa0 R15: 00007fff0a882048
[ 161.291281][ T6244]
[ 161.291286][ T6244] memory: usage 307200kB, limit 307200kB, failcnt 49270
[ 161.652469][ T6244] memory+swap: usage 307304kB, limit 9007199254740988kB, failcnt 0
[ 161.660346][ T6244] kmem: usage 307188kB, limit 9007199254740988kB, failcnt 0
[ 161.667611][ T6244] Memory cgroup stats for /syz1:
[ 161.667682][ T6244] cache 0
[ 161.675481][ T6244] rss 4096
[ 161.678487][ T6244] rss_huge 0
[ 161.681666][ T6244] shmem 0
[ 161.684570][ T6244] mapped_file 0
[ 161.688078][ T6244] dirty 0
[ 161.690984][ T6244] writeback 0
[ 161.694233][ T6244] workingset_refault_anon 776
[ 161.699672][ T6244] workingset_refault_file 27670
[ 161.704502][ T6244] swap 106496
[ 161.707785][ T6244] swapcached 12288
[ 161.711474][ T6244] pgpgin 39656
[ 161.714812][ T6244] pgpgout 39653
[ 161.718260][ T6244] pgfault 3736
[ 161.721611][ T6244] pgmajfault 2532
[ 161.725210][ T6244] inactive_anon 8192
[ 161.729093][ T6244] active_anon 0
[ 161.732525][ T6244] inactive_file 0
[ 161.736121][ T6244] active_file 0
[ 161.739583][ T6244] unevictable 0
[ 161.743110][ T6244] hierarchical_memory_limit 314572800
[ 161.748471][ T6244] hierarchical_memsw_limit 9223372036854771712
[ 161.754590][ T6244] total_cache 0
[ 161.758031][ T6244] total_rss 4096
[ 161.761569][ T6244] total_rss_huge 0
[ 161.765256][ T6244] total_shmem 0
[ 161.768710][ T6244] total_mapped_file 0
[ 161.772662][ T6244] total_dirty 0
[ 161.776091][ T6244] total_writeback 0
[ 161.779896][ T6244] total_workingset_refault_anon 776
[ 161.785065][ T6244] total_workingset_refault_file 27670
[ 161.790424][ T6244] total_swap 106496
[ 161.794197][ T6244] total_swapcached 12288
[ 161.798416][ T6244] total_pgpgin 39656
[ 161.802795][ T6244] total_pgpgout 39653
[ 161.806808][ T6244] total_pgfault 3736
[ 161.810672][ T6244] total_pgmajfault 2532
[ 161.814792][ T6244] total_inactive_anon 8192
[ 161.819225][ T6244] total_active_anon 0
[ 161.823193][ T6244] total_inactive_file 0
[ 161.827349][ T6244] total_active_file 0
[ 161.831311][ T6244] total_unevictable 0
[ 161.835257][ T6244] anon_cost 0
[ 161.838522][ T6244] file_cost 0
[ 161.841776][ T6244] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz.1.64,pid=6243,uid=0
[ 161.856808][ T6244] Memory cgroup out of memory: Killed process 6243 (syz.1.64) total-vm:44840kB, anon-rss:1140kB, file-rss:1060kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 162.037750][ T6256] syz.1.68 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 162.047439][ T6256] CPU: 0 UID: 0 PID: 6256 Comm: syz.1.68 Not tainted syzkaller #0 PREEMPT(full)
[ 162.047460][ T6256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 162.047470][ T6256] Call Trace:
[ 162.047475][ T6256]
[ 162.047481][ T6256] dump_stack_lvl+0x16c/0x1f0
[ 162.047507][ T6256] dump_header+0x101/0x960
[ 162.047534][ T6256] oom_kill_process+0x176/0x910
[ 162.047559][ T6256] out_of_memory+0x350/0x1700
[ 162.047586][ T6256] ? __pfx_out_of_memory+0x10/0x10
[ 162.047615][ T6256] mem_cgroup_out_of_memory+0x118/0x130
[ 162.047631][ T6256] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 162.047650][ T6256] ? do_raw_spin_unlock+0x172/0x230
[ 162.047676][ T6256] try_charge_memcg+0x695/0xd30
[ 162.047701][ T6256] ? __pfx_try_charge_memcg+0x10/0x10
[ 162.047721][ T6256] ? __print_lock_name+0x81/0xe0
[ 162.047743][ T6256] ? rcu_read_unlock+0x17/0x60
[ 162.047770][ T6256] charge_memcg+0x8a/0x230
[ 162.047790][ T6256] __mem_cgroup_charge+0x2b/0x1e0
[ 162.047813][ T6256] shmem_alloc_and_add_folio+0x50c/0xc20
[ 162.047842][ T6256] ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[ 162.047867][ T6256] ? shmem_allowable_huge_orders+0xd4/0x3f0
[ 162.047895][ T6256] shmem_get_folio_gfp+0x67f/0x1610
[ 162.047923][ T6256] ? __pfx_shmem_get_folio_gfp+0x10/0x10
[ 162.047952][ T6256] shmem_write_begin+0x1a4/0x3b0
[ 162.047967][ T6256] ? __pfx_shmem_write_begin+0x10/0x10
[ 162.047982][ T6256] ? balance_dirty_pages_ratelimited_flags+0x92/0x1260
[ 162.048005][ T6256] generic_perform_write+0x3c4/0x900
[ 162.048034][ T6256] ? __pfx_generic_perform_write+0x10/0x10
[ 162.048057][ T6256] ? file_update_time_flags+0x35c/0x520
[ 162.048076][ T6256] ? __pfx_shmem_file_write_iter+0x10/0x10
[ 162.048092][ T6256] shmem_file_write_iter+0x10e/0x140
[ 162.048110][ T6256] __kernel_write_iter+0x31a/0xb10
[ 162.048130][ T6256] ? __pfx___kernel_write_iter+0x10/0x10
[ 162.048152][ T6256] ? generic_file_llseek_size+0xda/0x490
[ 162.048171][ T6256] ? shmem_file_llseek+0xf9/0x1a0
[ 162.048189][ T6256] __kernel_write+0xf5/0x140
[ 162.048206][ T6256] ? __pfx___kernel_write+0x10/0x10
[ 162.048223][ T6256] ? __dump_skip+0x2a9/0x5b0
[ 162.048247][ T6256] ? irqentry_exit+0x38a/0x8c0
[ 162.048272][ T6256] ? __kernel_write+0xf5/0x140
[ 162.048289][ T6256] ? __pfx___kernel_write+0x10/0x10
[ 162.048309][ T6256] dump_emit+0x21f/0x330
[ 162.048332][ T6256] ? __pfx_dump_emit+0x10/0x10
[ 162.048360][ T6256] writenote+0x217/0x2c0
[ 162.048373][ T6256] ? __pfx_writenote+0x10/0x10
[ 162.048393][ T6256] elf_core_dump+0x2847/0x3c10
[ 162.048418][ T6256] ? __pfx_elf_core_dump+0x10/0x10
[ 162.048430][ T6256] ? kasan_save_stack+0x33/0x60
[ 162.048446][ T6256] ? kasan_save_track+0x14/0x30
[ 162.048461][ T6256] ? __kasan_kmalloc+0xaa/0xb0
[ 162.048475][ T6256] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 162.048492][ T6256] ? vfs_coredump+0x1dd9/0x55e0
[ 162.048513][ T6256] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 162.048532][ T6256] ? irqentry_exit+0x38a/0x8c0
[ 162.048549][ T6256] ? asm_exc_page_fault+0x26/0x30
[ 162.048568][ T6256] ? 0xffffffffff600000
[ 162.048614][ T6256] ? vfs_coredump+0x2b85/0x55e0
[ 162.048635][ T6256] vfs_coredump+0x2b85/0x55e0
[ 162.048664][ T6256] ? __pfx_vfs_coredump+0x10/0x10
[ 162.048685][ T6256] ? __lock_acquire+0x436/0x2890
[ 162.048706][ T6256] ? __lock_acquire+0x436/0x2890
[ 162.048725][ T6256] ? lock_acquire+0x179/0x330
[ 162.048746][ T6256] ? lock_acquire+0x179/0x330
[ 162.048776][ T6256] ? arch_stack_walk+0xa6/0x100
[ 162.048803][ T6256] ? stack_trace_save+0x8e/0xc0
[ 162.048820][ T6256] ? __pfx_stack_trace_save+0x10/0x10
[ 162.048836][ T6256] ? stack_depot_save_flags+0x29/0x9b0
[ 162.048859][ T6256] ? __lock_acquire+0x436/0x2890
[ 162.048877][ T6256] ? kasan_save_stack+0x42/0x60
[ 162.048928][ T6256] ? proc_coredump_connector+0x2d1/0x4f0
[ 162.048947][ T6256] ? __pfx_proc_coredump_connector+0x10/0x10
[ 162.048970][ T6256] ? rcu_is_watching+0x12/0xc0
[ 162.048987][ T6256] get_signal+0x22e1/0x26d0
[ 162.049018][ T6256] ? __pfx_get_signal+0x10/0x10
[ 162.049045][ T6256] arch_do_signal_or_restart+0x8f/0x7e0
[ 162.049066][ T6256] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 162.049092][ T6256] ? __bad_area_nosemaphore+0x350/0x690
[ 162.049117][ T6256] irqentry_exit+0x38a/0x8c0
[ 162.049138][ T6256] asm_exc_page_fault+0x26/0x30
[ 162.049151][ T6256] RIP: 0033:0x7f951738f751
[ 162.049164][ T6256] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 162.049178][ T6256] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 162.049190][ T6256] RAX: 0000000000000000 RBX: 00007f95175e5fa0 RCX: 00007f951738f749
[ 162.049200][ T6256] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 162.049208][ T6256] RBP: 00007f9517413f91 R08: 0000000000000000 R09: 0000000000000000
[ 162.049217][ T6256] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 162.049225][ T6256] R13: 00007f95175e6038 R14: 00007f95175e5fa0 R15: 00007fff0a882048
[ 162.049250][ T6256]
[ 162.049256][ T6256] memory: usage 307200kB, limit 307200kB, failcnt 49401
[ 162.543830][ T6256] memory+swap: usage 307308kB, limit 9007199254740988kB, failcnt 0
[ 162.551736][ T6256] kmem: usage 307188kB, limit 9007199254740988kB, failcnt 0
[ 162.559010][ T6256] Memory cgroup stats for /syz1:
[ 162.559107][ T6256] cache 0
[ 162.566970][ T6256] rss 0
[ 162.569711][ T6256] rss_huge 0
[ 162.572887][ T6256] shmem 0
[ 162.575800][ T6256] mapped_file 0
[ 162.579251][ T6256] dirty 0
[ 162.582167][ T6256] writeback 0
[ 162.585433][ T6256] workingset_refault_anon 791
[ 162.590122][ T6256] workingset_refault_file 27670
[ 162.594948][ T6256] swap 110592
[ 162.598226][ T6256] swapcached 12288
[ 162.601922][ T6256] pgpgin 39692
[ 162.605273][ T6256] pgpgout 39689
[ 162.608724][ T6256] pgfault 3805
[ 162.612086][ T6256] pgmajfault 2546
[ 162.615697][ T6256] inactive_anon 0
[ 162.619317][ T6256] active_anon 12288
[ 162.624511][ T6256] inactive_file 0
[ 162.628152][ T6256] active_file 0
[ 162.631590][ T6256] unevictable 0
[ 162.635024][ T6256] hierarchical_memory_limit 314572800
[ 162.640400][ T6256] hierarchical_memsw_limit 9223372036854771712
[ 162.646559][ T6256] total_cache 0
[ 162.649994][ T6256] total_rss 0
[ 162.653253][ T6256] total_rss_huge 0
[ 162.656976][ T6256] total_shmem 0
[ 162.660412][ T6256] total_mapped_file 0
[ 162.664369][ T6256] total_dirty 0
[ 162.667834][ T6256] total_writeback 0
[ 162.671629][ T6256] total_workingset_refault_anon 791
[ 162.676812][ T6256] total_workingset_refault_file 27670
[ 162.682157][ T6256] total_swap 110592
[ 162.685942][ T6256] total_swapcached 12288
[ 162.690192][ T6256] total_pgpgin 39692
[ 162.694076][ T6256] total_pgpgout 39689
[ 162.698055][ T6256] total_pgfault 3805
[ 162.701931][ T6256] total_pgmajfault 2546
[ 162.706063][ T6256] total_inactive_anon 0
[ 162.710223][ T6256] total_active_anon 12288
[ 162.714531][ T6256] total_inactive_file 0
[ 162.718759][ T6256] total_active_file 0
[ 162.722714][ T6256] total_unevictable 0
[ 162.728836][ T6256] anon_cost 0
[ 162.732123][ T6256] file_cost 0
[ 162.735390][ T6256] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz.1.68,pid=6252,uid=0
[ 162.749993][ T6256] Memory cgroup out of memory: Killed process 6252 (syz.1.68) total-vm:44840kB, anon-rss:1140kB, file-rss:1060kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 162.873723][ T6256] syz.1.68 invoked oom-killer: gfp_mask=0x440dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_COMP), order=0, oom_score_adj=1000
[ 162.886297][ T6256] CPU: 0 UID: 0 PID: 6256 Comm: syz.1.68 Not tainted syzkaller #0 PREEMPT(full)
[ 162.886321][ T6256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 162.886331][ T6256] Call Trace:
[ 162.886337][ T6256]
[ 162.886345][ T6256] dump_stack_lvl+0x16c/0x1f0
[ 162.886373][ T6256] dump_header+0x101/0x960
[ 162.886405][ T6256] oom_kill_process+0x176/0x910
[ 162.886434][ T6256] out_of_memory+0x350/0x1700
[ 162.886461][ T6256] ? __lock_acquire+0x436/0x2890
[ 162.886486][ T6256] ? __pfx_out_of_memory+0x10/0x10
[ 162.886519][ T6256] mem_cgroup_out_of_memory+0x118/0x130
[ 162.886533][ T6256] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 162.886547][ T6256] ? do_raw_spin_unlock+0x172/0x230
[ 162.886565][ T6256] try_charge_memcg+0x695/0xd30
[ 162.886582][ T6256] ? __pfx_try_charge_memcg+0x10/0x10
[ 162.886597][ T6256] ? memory_min_write+0xb1/0xe0
[ 162.886615][ T6256] ? get_mem_cgroup_from_objcg+0xd3/0x330
[ 162.886629][ T6256] __memcg_kmem_charge_page+0xda/0x420
[ 162.886646][ T6256] __alloc_frozen_pages_noprof+0x323/0x2430
[ 162.886659][ T6256] ? __alloc_frozen_pages_noprof+0x292/0x2430
[ 162.886671][ T6256] ? stack_trace_save+0x8e/0xc0
[ 162.886684][ T6256] ? __pfx_stack_trace_save+0x10/0x10
[ 162.886698][ T6256] ? __lock_acquire+0x436/0x2890
[ 162.886711][ T6256] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 162.886722][ T6256] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 162.886739][ T6256] ? find_held_lock+0x2b/0x80
[ 162.886757][ T6256] ? __lock_acquire+0x436/0x2890
[ 162.886769][ T6256] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 162.886783][ T6256] ? policy_nodemask+0xea/0x4e0
[ 162.886799][ T6256] alloc_pages_mpol+0x1fb/0x550
[ 162.886814][ T6256] ? __pfx_alloc_pages_mpol+0x10/0x10
[ 162.886828][ T6256] ? do_raw_spin_lock+0x12c/0x2b0
[ 162.886843][ T6256] ? find_held_lock+0x2b/0x80
[ 162.886862][ T6256] alloc_pages_noprof+0x131/0x390
[ 162.886877][ T6256] __pmd_alloc+0x3b/0x9c0
[ 162.886891][ T6256] ? __pud_alloc+0x57a/0x760
[ 162.886906][ T6256] __handle_mm_fault+0xbeb/0x2bb0
[ 162.886927][ T6256] ? __pfx___handle_mm_fault+0x10/0x10
[ 162.886955][ T6256] handle_mm_fault+0x3fe/0xad0
[ 162.886974][ T6256] __get_user_pages+0x54e/0x3590
[ 162.886994][ T6256] ? __pfx___get_user_pages+0x10/0x10
[ 162.887013][ T6256] get_dump_page+0x257/0x3d0
[ 162.887027][ T6256] ? __pfx_get_dump_page+0x10/0x10
[ 162.887046][ T6256] dump_user_range+0x195/0xb70
[ 162.887067][ T6256] ? __pfx_dump_user_range+0x10/0x10
[ 162.887085][ T6256] ? elf_coredump_extra_notes_write+0xbd/0x500
[ 162.887100][ T6256] ? __pfx_elf_coredump_extra_notes_write+0x10/0x10
[ 162.887112][ T6256] ? writenote+0x11f/0x2c0
[ 162.887123][ T6256] ? __pfx_writenote+0x10/0x10
[ 162.887136][ T6256] elf_core_dump+0x29c3/0x3c10
[ 162.887154][ T6256] ? __pfx_elf_core_dump+0x10/0x10
[ 162.887164][ T6256] ? kasan_save_stack+0x33/0x60
[ 162.887176][ T6256] ? kasan_save_track+0x14/0x30
[ 162.887188][ T6256] ? __kasan_kmalloc+0xaa/0xb0
[ 162.887199][ T6256] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 162.887216][ T6256] ? vfs_coredump+0x1dd9/0x55e0
[ 162.887232][ T6256] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 162.887248][ T6256] ? irqentry_exit+0x38a/0x8c0
[ 162.887262][ T6256] ? asm_exc_page_fault+0x26/0x30
[ 162.887276][ T6256] ? 0xffffffffff600000
[ 162.887306][ T6256] ? vfs_coredump+0x2b85/0x55e0
[ 162.887322][ T6256] vfs_coredump+0x2b85/0x55e0
[ 162.887344][ T6256] ? __pfx_vfs_coredump+0x10/0x10
[ 162.887360][ T6256] ? __lock_acquire+0x436/0x2890
[ 162.887376][ T6256] ? __lock_acquire+0x436/0x2890
[ 162.887389][ T6256] ? lock_acquire+0x179/0x330
[ 162.887405][ T6256] ? lock_acquire+0x179/0x330
[ 162.887426][ T6256] ? arch_stack_walk+0xa6/0x100
[ 162.887445][ T6256] ? stack_trace_save+0x8e/0xc0
[ 162.887457][ T6256] ? __pfx_stack_trace_save+0x10/0x10
[ 162.887469][ T6256] ? stack_depot_save_flags+0x29/0x9b0
[ 162.887487][ T6256] ? __lock_acquire+0x436/0x2890
[ 162.887501][ T6256] ? kasan_save_stack+0x42/0x60
[ 162.887534][ T6256] ? proc_coredump_connector+0x2d1/0x4f0
[ 162.887549][ T6256] ? __pfx_proc_coredump_connector+0x10/0x10
[ 162.887566][ T6256] ? rcu_is_watching+0x12/0xc0
[ 162.887579][ T6256] get_signal+0x22e1/0x26d0
[ 162.887601][ T6256] ? __pfx_get_signal+0x10/0x10
[ 162.887621][ T6256] arch_do_signal_or_restart+0x8f/0x7e0
[ 162.887637][ T6256] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 162.887656][ T6256] ? __bad_area_nosemaphore+0x350/0x690
[ 162.887674][ T6256] irqentry_exit+0x38a/0x8c0
[ 162.887690][ T6256] asm_exc_page_fault+0x26/0x30
[ 162.887700][ T6256] RIP: 0033:0x7f951738f751
[ 162.887710][ T6256] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 162.887720][ T6256] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 162.887730][ T6256] RAX: 0000000000000000 RBX: 00007f95175e5fa0 RCX: 00007f951738f749
[ 162.887737][ T6256] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 162.887743][ T6256] RBP: 00007f9517413f91 R08: 0000000000000000 R09: 0000000000000000
[ 162.887750][ T6256] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 162.887756][ T6256] R13: 00007f95175e6038 R14: 00007f95175e5fa0 R15: 00007fff0a882048
[ 162.887770][ T6256]
[ 162.887775][ T6256] memory: usage 307200kB, limit 307200kB, failcnt 49669
[ 163.402235][ T6256] memory+swap: usage 307312kB, limit 9007199254740988kB, failcnt 0
[ 163.410107][ T6256] kmem: usage 307108kB, limit 9007199254740988kB, failcnt 0
[ 163.417378][ T6256] Memory cgroup stats for /syz1:
[ 163.417451][ T6256] cache 0
[ 163.425262][ T6256] rss 0
[ 163.428023][ T6256] rss_huge 0
[ 163.431191][ T6256] shmem 0
[ 163.434095][ T6256] mapped_file 0
[ 163.437556][ T6256] dirty 0
[ 163.441386][ T6256] writeback 0
[ 163.444653][ T6256] workingset_refault_anon 793
[ 163.449329][ T6256] workingset_refault_file 27670
[ 163.454320][ T6256] swap 114688
[ 163.457595][ T6256] swapcached 12288
[ 163.461290][ T6256] pgpgin 39695
[ 163.464628][ T6256] pgpgout 39692
[ 163.468070][ T6256] pgfault 3810
[ 163.471427][ T6256] pgmajfault 2549
[ 163.475041][ T6256] inactive_anon 8192
[ 163.478925][ T6256] active_anon 0
[ 163.482352][ T6256] inactive_file 0
[ 163.485952][ T6256] active_file 0
[ 163.489392][ T6256] unevictable 0
[ 163.492829][ T6256] hierarchical_memory_limit 314572800
[ 163.498190][ T6256] hierarchical_memsw_limit 9223372036854771712
[ 163.504314][ T6256] total_cache 0
[ 163.507773][ T6256] total_rss 0
[ 163.511029][ T6256] total_rss_huge 0
[ 163.514740][ T6256] total_shmem 0
[ 163.518211][ T6256] total_mapped_file 0
[ 163.522181][ T6256] total_dirty 0
[ 163.525608][ T6256] total_writeback 0
[ 163.529391][ T6256] total_workingset_refault_anon 793
[ 163.534562][ T6256] total_workingset_refault_file 27670
[ 163.539925][ T6256] total_swap 114688
[ 163.544587][ T6256] total_swapcached 12288
[ 163.548814][ T6256] total_pgpgin 39695
[ 163.552674][ T6256] total_pgpgout 39692
[ 163.556659][ T6256] total_pgfault 3810
[ 163.560521][ T6256] total_pgmajfault 2549
[ 163.564654][ T6256] total_inactive_anon 8192
[ 163.569048][ T6256] total_active_anon 0
[ 163.572997][ T6256] total_inactive_file 0
[ 163.577137][ T6256] total_active_file 0
[ 163.581088][ T6256] total_unevictable 0
[ 163.585045][ T6256] anon_cost 0
[ 163.588316][ T6256] file_cost 0
[ 163.591582][ T6256] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz.1.68,pid=6256,uid=0
[ 163.606212][ T6256] Memory cgroup out of memory: Killed process 6256 (syz.1.68) total-vm:44840kB, anon-rss:1132kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:64kB oom_score_adj:1000
[ 163.648138][ T6254] syz.2.66 invoked oom-killer: gfp_mask=0x440dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_COMP), order=0, oom_score_adj=1000
[ 163.660675][ T6254] CPU: 1 UID: 0 PID: 6254 Comm: syz.2.66 Not tainted syzkaller #0 PREEMPT(full)
[ 163.660692][ T6254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 163.660699][ T6254] Call Trace:
[ 163.660703][ T6254]
[ 163.660708][ T6254] dump_stack_lvl+0x16c/0x1f0
[ 163.660726][ T6254] dump_header+0x101/0x960
[ 163.660746][ T6254] oom_kill_process+0x176/0x910
[ 163.660765][ T6254] out_of_memory+0x350/0x1700
[ 163.660786][ T6254] ? __pfx_out_of_memory+0x10/0x10
[ 163.660807][ T6254] mem_cgroup_out_of_memory+0x118/0x130
[ 163.660820][ T6254] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 163.660834][ T6254] ? do_raw_spin_unlock+0x172/0x230
[ 163.660853][ T6254] try_charge_memcg+0x695/0xd30
[ 163.660870][ T6254] ? __pfx_try_charge_memcg+0x10/0x10
[ 163.660886][ T6254] ? memory_min_write+0xb1/0xe0
[ 163.660904][ T6254] ? get_mem_cgroup_from_objcg+0xd3/0x330
[ 163.660918][ T6254] __memcg_kmem_charge_page+0xda/0x420
[ 163.660935][ T6254] __alloc_frozen_pages_noprof+0x323/0x2430
[ 163.660947][ T6254] ? __alloc_frozen_pages_noprof+0x292/0x2430
[ 163.660962][ T6254] ? __lock_acquire+0x436/0x2890
[ 163.660977][ T6254] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 163.660988][ T6254] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 163.661001][ T6254] ? look_up_lock_class+0x6b/0x130
[ 163.661021][ T6254] ? __lock_acquire+0x436/0x2890
[ 163.661032][ T6254] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 163.661046][ T6254] ? policy_nodemask+0xea/0x4e0
[ 163.661062][ T6254] alloc_pages_mpol+0x1fb/0x550
[ 163.661078][ T6254] ? __pfx_alloc_pages_mpol+0x10/0x10
[ 163.661092][ T6254] ? do_raw_spin_lock+0x12c/0x2b0
[ 163.661106][ T6254] ? find_held_lock+0x2b/0x80
[ 163.661125][ T6254] alloc_pages_noprof+0x131/0x390
[ 163.661140][ T6254] __pmd_alloc+0x3b/0x9c0
[ 163.661154][ T6254] ? __pud_alloc+0x57a/0x760
[ 163.661169][ T6254] copy_page_range+0x4620/0x6780
[ 163.661188][ T6254] ? __lock_acquire+0x436/0x2890
[ 163.661202][ T6254] ? __lock_acquire+0x436/0x2890
[ 163.661219][ T6254] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 163.661235][ T6254] ? __pfx_copy_page_range+0x10/0x10
[ 163.661253][ T6254] ? mas_store+0xb4b/0x12f0
[ 163.661270][ T6254] ? __vma_enter_locked+0x1dc/0x770
[ 163.661287][ T6254] ? __pfx_mas_store+0x10/0x10
[ 163.661310][ T6254] dup_mmap+0xbea/0x20e0
[ 163.661330][ T6254] ? __pfx_dup_mmap+0x10/0x10
[ 163.661354][ T6254] copy_process+0x3b9f/0x7430
[ 163.661372][ T6254] ? __pfx___futex_wait+0x10/0x10
[ 163.661389][ T6254] ? __pfx_copy_process+0x10/0x10
[ 163.661409][ T6254] ? futex_private_hash_put+0x160/0x1b0
[ 163.661429][ T6254] kernel_clone+0xfc/0x910
[ 163.661438][ T6254] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 163.661452][ T6254] ? __pfx_kernel_clone+0x10/0x10
[ 163.661470][ T6254] __do_sys_clone+0xce/0x120
[ 163.661480][ T6254] ? __pfx___do_sys_clone+0x10/0x10
[ 163.661489][ T6254] ? __pfx_sched_core_share_pid+0x10/0x10
[ 163.661506][ T6254] ? xfd_validate_state+0x61/0x180
[ 163.661517][ T6254] ? __task_pid_nr_ns+0x1f5/0x500
[ 163.661534][ T6254] do_syscall_64+0xcd/0xf80
[ 163.661550][ T6254] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 163.661561][ T6254] RIP: 0033:0x7efd1f98f749
[ 163.661571][ T6254] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 163.661582][ T6254] RSP: 002b:00007efd207b4fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 163.661592][ T6254] RAX: ffffffffffffffda RBX: 00007efd1fbe5fa0 RCX: 00007efd1f98f749
[ 163.661599][ T6254] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 163.661605][ T6254] RBP: 00007efd1fa13f91 R08: 0000000000000000 R09: 0000000000000000
[ 163.661612][ T6254] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 163.661618][ T6254] R13: 00007efd1fbe6038 R14: 00007efd1fbe5fa0 R15: 00007ffc9596ff78
[ 163.661632][ T6254]
[ 163.661636][ T6254] memory: usage 307200kB, limit 307200kB, failcnt 54198
[ 164.041971][ T6254] memory+swap: usage 307288kB, limit 9007199254740988kB, failcnt 0
[ 164.049854][ T6254] kmem: usage 307144kB, limit 9007199254740988kB, failcnt 0
[ 164.057491][ T6254] Memory cgroup stats for /syz2:
[ 164.057564][ T6254] cache 0
[ 164.065380][ T6254] rss 0
[ 164.068139][ T6254] rss_huge 0
[ 164.071317][ T6254] shmem 0
[ 164.074223][ T6254] mapped_file 0
[ 164.077665][ T6254] dirty 0
[ 164.080571][ T6254] writeback 0
[ 164.083821][ T6254] workingset_refault_anon 534
[ 164.088635][ T6254] workingset_refault_file 23313
[ 164.093465][ T6254] swap 102400
[ 164.096737][ T6254] swapcached 16384
[ 164.100430][ T6254] pgpgin 47379
[ 164.103769][ T6254] pgpgout 47375
[ 164.107209][ T6254] pgfault 4330
[ 164.110549][ T6254] pgmajfault 2334
[ 164.114148][ T6254] inactive_anon 0
[ 164.117766][ T6254] active_anon 16384
[ 164.121554][ T6254] inactive_file 0
[ 164.125180][ T6254] active_file 0
[ 164.128674][ T6254] unevictable 0
[ 164.132117][ T6254] hierarchical_memory_limit 314572800
[ 164.137514][ T6254] hierarchical_memsw_limit 9223372036854771712
[ 164.143637][ T6254] total_cache 0
[ 164.147080][ T6254] total_rss 0
[ 164.150349][ T6254] total_rss_huge 0
[ 164.154036][ T6254] total_shmem 0
[ 164.158203][ T6254] total_mapped_file 0
[ 164.162192][ T6254] total_dirty 0
[ 164.165631][ T6254] total_writeback 0
[ 164.169452][ T6254] total_workingset_refault_anon 534
[ 164.174623][ T6254] total_workingset_refault_file 23313
[ 164.179985][ T6254] total_swap 102400
[ 164.183760][ T6254] total_swapcached 16384
[ 164.188006][ T6254] total_pgpgin 47379
[ 164.191875][ T6254] total_pgpgout 47375
[ 164.195834][ T6254] total_pgfault 4330
[ 164.199715][ T6254] total_pgmajfault 2334
[ 164.203840][ T6254] total_inactive_anon 0
[ 164.208001][ T6254] total_active_anon 16384
[ 164.212300][ T6254] total_inactive_file 0
[ 164.216448][ T6254] total_active_file 0
[ 164.220401][ T6254] total_unevictable 0
[ 164.224348][ T6254] anon_cost 0
[ 164.227630][ T6254] file_cost 0
[ 164.230891][ T6254] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz2,task_memcg=/syz2,task=syz.2.66,pid=6250,uid=0
[ 164.245464][ T6254] Memory cgroup out of memory: Killed process 6250 (syz.2.66) total-vm:44840kB, anon-rss:1140kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
2026/01/08 05:16:32 executed programs: 60
[ 164.409320][ T6262] syz.0.67 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 164.419026][ T6262] CPU: 0 UID: 0 PID: 6262 Comm: syz.0.67 Not tainted syzkaller #0 PREEMPT(full)
[ 164.419048][ T6262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 164.419059][ T6262] Call Trace:
[ 164.419068][ T6262]
[ 164.419074][ T6262] dump_stack_lvl+0x16c/0x1f0
[ 164.419099][ T6262] dump_header+0x101/0x960
[ 164.419134][ T6262] oom_kill_process+0x176/0x910
[ 164.419159][ T6262] out_of_memory+0x350/0x1700
[ 164.419182][ T6262] ? __lock_acquire+0x436/0x2890
[ 164.419203][ T6262] ? __pfx_out_of_memory+0x10/0x10
[ 164.419232][ T6262] mem_cgroup_out_of_memory+0x118/0x130
[ 164.419248][ T6262] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 164.419267][ T6262] ? do_raw_spin_unlock+0x172/0x230
[ 164.419292][ T6262] try_charge_memcg+0x695/0xd30
[ 164.419316][ T6262] ? __pfx_try_charge_memcg+0x10/0x10
[ 164.419336][ T6262] ? __print_lock_name+0x81/0xe0
[ 164.419359][ T6262] ? rcu_read_unlock+0x17/0x60
[ 164.419386][ T6262] charge_memcg+0x8a/0x230
[ 164.419407][ T6262] __mem_cgroup_charge+0x2b/0x1e0
[ 164.419430][ T6262] shmem_alloc_and_add_folio+0x50c/0xc20
[ 164.419460][ T6262] ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[ 164.419486][ T6262] ? shmem_allowable_huge_orders+0xd4/0x3f0
[ 164.419514][ T6262] shmem_get_folio_gfp+0x67f/0x1610
[ 164.419543][ T6262] ? __pfx_shmem_get_folio_gfp+0x10/0x10
[ 164.419572][ T6262] shmem_write_begin+0x1a4/0x3b0
[ 164.419588][ T6262] ? __pfx_shmem_write_begin+0x10/0x10
[ 164.419604][ T6262] ? balance_dirty_pages_ratelimited_flags+0x92/0x1260
[ 164.419624][ T6262] ? lockdep_hardirqs_on+0x7c/0x110
[ 164.419646][ T6262] generic_perform_write+0x3c4/0x900
[ 164.419675][ T6262] ? __pfx_generic_perform_write+0x10/0x10
[ 164.419701][ T6262] ? file_update_time_flags+0x35c/0x520
[ 164.419720][ T6262] ? __pfx_shmem_file_write_iter+0x10/0x10
[ 164.419736][ T6262] shmem_file_write_iter+0x10e/0x140
[ 164.419756][ T6262] __kernel_write_iter+0x31a/0xb10
[ 164.419778][ T6262] ? __pfx___kernel_write_iter+0x10/0x10
[ 164.419797][ T6262] ? __up_read+0x2d1/0x700
[ 164.419819][ T6262] ? dump_user_range+0x756/0xb70
[ 164.419847][ T6262] dump_user_range+0x413/0xb70
[ 164.419875][ T6262] ? __pfx_dump_user_range+0x10/0x10
[ 164.419898][ T6262] ? elf_coredump_extra_notes_write+0xbd/0x500
[ 164.419920][ T6262] ? __pfx_writenote+0x10/0x10
[ 164.419948][ T6262] elf_core_dump+0x29c3/0x3c10
[ 164.419975][ T6262] ? __pfx_elf_core_dump+0x10/0x10
[ 164.419989][ T6262] ? kasan_save_stack+0x33/0x60
[ 164.420005][ T6262] ? kasan_save_track+0x14/0x30
[ 164.420021][ T6262] ? __kasan_kmalloc+0xaa/0xb0
[ 164.420036][ T6262] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 164.420053][ T6262] ? vfs_coredump+0x1dd9/0x55e0
[ 164.420074][ T6262] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 164.420095][ T6262] ? irqentry_exit+0x38a/0x8c0
[ 164.420118][ T6262] ? asm_exc_page_fault+0x26/0x30
[ 164.420137][ T6262] ? 0xffffffffff600000
[ 164.420185][ T6262] ? vfs_coredump+0x2b85/0x55e0
[ 164.420206][ T6262] vfs_coredump+0x2b85/0x55e0
[ 164.420236][ T6262] ? __pfx_vfs_coredump+0x10/0x10
[ 164.420258][ T6262] ? __lock_acquire+0x436/0x2890
[ 164.420279][ T6262] ? __lock_acquire+0x436/0x2890
[ 164.420298][ T6262] ? lock_acquire+0x179/0x330
[ 164.420320][ T6262] ? lock_acquire+0x179/0x330
[ 164.420350][ T6262] ? arch_stack_walk+0xa6/0x100
[ 164.420377][ T6262] ? stack_trace_save+0x8e/0xc0
[ 164.420394][ T6262] ? __pfx_stack_trace_save+0x10/0x10
[ 164.420411][ T6262] ? stack_depot_save_flags+0x29/0x9b0
[ 164.420434][ T6262] ? __lock_acquire+0x436/0x2890
[ 164.420453][ T6262] ? kasan_save_stack+0x42/0x60
[ 164.420504][ T6262] ? proc_coredump_connector+0x2d1/0x4f0
[ 164.420525][ T6262] ? __pfx_proc_coredump_connector+0x10/0x10
[ 164.420548][ T6262] ? rcu_is_watching+0x12/0xc0
[ 164.420566][ T6262] get_signal+0x22e1/0x26d0
[ 164.420597][ T6262] ? __pfx_get_signal+0x10/0x10
[ 164.420625][ T6262] arch_do_signal_or_restart+0x8f/0x7e0
[ 164.420647][ T6262] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 164.420674][ T6262] ? __bad_area_nosemaphore+0x350/0x690
[ 164.420699][ T6262] irqentry_exit+0x38a/0x8c0
[ 164.420722][ T6262] asm_exc_page_fault+0x26/0x30
[ 164.420736][ T6262] RIP: 0033:0x7fb9c518f751
[ 164.420749][ T6262] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 164.420764][ T6262] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 164.420778][ T6262] RAX: 0000000000000000 RBX: 00007fb9c53e5fa0 RCX: 00007fb9c518f749
[ 164.420788][ T6262] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 164.420798][ T6262] RBP: 00007fb9c5213f91 R08: 0000000000000000 R09: 0000000000000000
[ 164.420807][ T6262] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 164.420816][ T6262] R13: 00007fb9c53e6038 R14: 00007fb9c53e5fa0 R15: 00007ffe67811248
[ 164.420837][ T6262]
[ 164.420843][ T6262] memory: usage 307200kB, limit 307200kB, failcnt 113782
[ 164.898593][ T6262] memory+swap: usage 307360kB, limit 9007199254740988kB, failcnt 0
[ 164.906477][ T6262] kmem: usage 307184kB, limit 9007199254740988kB, failcnt 0
[ 164.913740][ T6262] Memory cgroup stats for /syz0:
[ 164.913839][ T6262] cache 0
[ 164.921714][ T6262] rss 0
[ 164.924454][ T6262] rss_huge 0
[ 164.927646][ T6262] shmem 0
[ 164.930559][ T6262] mapped_file 0
[ 164.933990][ T6262] dirty 0
[ 164.936917][ T6262] writeback 0
[ 164.940179][ T6262] workingset_refault_anon 570
[ 164.944828][ T6262] workingset_refault_file 68121
[ 164.949680][ T6262] swap 163840
[ 164.952941][ T6262] swapcached 16384
[ 164.956650][ T6262] pgpgin 88746
[ 164.959997][ T6262] pgpgout 88742
[ 164.963431][ T6262] pgfault 6660
[ 164.966880][ T6262] pgmajfault 5055
[ 164.970492][ T6262] inactive_anon 0
[ 164.974097][ T6262] active_anon 0
[ 164.978899][ T6262] inactive_file 0
[ 164.982514][ T6262] active_file 0
[ 164.985951][ T6262] unevictable 0
[ 164.989396][ T6262] hierarchical_memory_limit 314572800
[ 164.994743][ T6262] hierarchical_memsw_limit 9223372036854771712
[ 165.000886][ T6262] total_cache 0
[ 165.004318][ T6262] total_rss 0
[ 165.007616][ T6262] total_rss_huge 0
[ 165.011313][ T6262] total_shmem 0
[ 165.014749][ T6262] total_mapped_file 0
[ 165.018724][ T6262] total_dirty 0
[ 165.022160][ T6262] total_writeback 0
[ 165.025940][ T6262] total_workingset_refault_anon 570
[ 165.031125][ T6262] total_workingset_refault_file 68121
[ 165.036503][ T6262] total_swap 163840
[ 165.040284][ T6262] total_swapcached 16384
[ 165.044503][ T6262] total_pgpgin 88746
[ 165.048385][ T6262] total_pgpgout 88742
[ 165.052346][ T6262] total_pgfault 6660
[ 165.056217][ T6262] total_pgmajfault 5055
[ 165.060374][ T6262] total_inactive_anon 0
[ 165.064504][ T6262] total_active_anon 0
[ 165.068474][ T6262] total_inactive_file 0
[ 165.072606][ T6262] total_active_file 0
[ 165.076601][ T6262] total_unevictable 0
[ 165.081938][ T6262] anon_cost 0
[ 165.085207][ T6262] file_cost 0
[ 165.088497][ T6262] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.67,pid=6251,uid=0
[ 165.103091][ T6262] Memory cgroup out of memory: Killed process 6251 (syz.0.67) total-vm:44840kB, anon-rss:1136kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 165.143844][ T6262] syz.0.67 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 165.153548][ T6262] CPU: 0 UID: 0 PID: 6262 Comm: syz.0.67 Not tainted syzkaller #0 PREEMPT(full)
[ 165.153565][ T6262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 165.153573][ T6262] Call Trace:
[ 165.153580][ T6262]
[ 165.153585][ T6262] dump_stack_lvl+0x16c/0x1f0
[ 165.153604][ T6262] dump_header+0x101/0x960
[ 165.153625][ T6262] oom_kill_process+0x176/0x910
[ 165.153644][ T6262] out_of_memory+0x350/0x1700
[ 165.153662][ T6262] ? __lock_acquire+0x436/0x2890
[ 165.153678][ T6262] ? __pfx_out_of_memory+0x10/0x10
[ 165.153700][ T6262] mem_cgroup_out_of_memory+0x118/0x130
[ 165.153712][ T6262] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 165.153727][ T6262] ? do_raw_spin_unlock+0x172/0x230
[ 165.153745][ T6262] try_charge_memcg+0x695/0xd30
[ 165.153764][ T6262] ? __pfx_try_charge_memcg+0x10/0x10
[ 165.153779][ T6262] ? __print_lock_name+0x81/0xe0
[ 165.153797][ T6262] ? rcu_read_unlock+0x17/0x60
[ 165.153816][ T6262] charge_memcg+0x8a/0x230
[ 165.153832][ T6262] __mem_cgroup_charge+0x2b/0x1e0
[ 165.153850][ T6262] shmem_alloc_and_add_folio+0x50c/0xc20
[ 165.153872][ T6262] ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[ 165.153891][ T6262] ? shmem_allowable_huge_orders+0xd4/0x3f0
[ 165.153913][ T6262] shmem_get_folio_gfp+0x67f/0x1610
[ 165.153934][ T6262] ? __pfx_shmem_get_folio_gfp+0x10/0x10
[ 165.153953][ T6262] ? __pfx_timestamp_truncate+0x10/0x10
[ 165.153973][ T6262] shmem_write_begin+0x1a4/0x3b0
[ 165.153985][ T6262] ? __pfx_shmem_write_begin+0x10/0x10
[ 165.153997][ T6262] ? balance_dirty_pages_ratelimited_flags+0x92/0x1260
[ 165.154014][ T6262] generic_perform_write+0x3c4/0x900
[ 165.154036][ T6262] ? __pfx_generic_perform_write+0x10/0x10
[ 165.154053][ T6262] ? generic_update_time+0xcf/0xf0
[ 165.154064][ T6262] ? mnt_put_write_access_file+0x45/0xf0
[ 165.154080][ T6262] ? file_update_time_flags+0x35c/0x520
[ 165.154094][ T6262] ? __pfx_shmem_file_write_iter+0x10/0x10
[ 165.154106][ T6262] shmem_file_write_iter+0x10e/0x140
[ 165.154121][ T6262] __kernel_write_iter+0x31a/0xb10
[ 165.154137][ T6262] ? __pfx___kernel_write_iter+0x10/0x10
[ 165.154151][ T6262] ? __up_read+0x2d1/0x700
[ 165.154168][ T6262] ? dump_user_range+0x756/0xb70
[ 165.154190][ T6262] dump_user_range+0x413/0xb70
[ 165.154210][ T6262] ? __pfx_dump_user_range+0x10/0x10
[ 165.154228][ T6262] ? elf_coredump_extra_notes_write+0xbd/0x500
[ 165.154246][ T6262] ? __pfx_writenote+0x10/0x10
[ 165.154260][ T6262] elf_core_dump+0x29c3/0x3c10
[ 165.154278][ T6262] ? __pfx_elf_core_dump+0x10/0x10
[ 165.154288][ T6262] ? kasan_save_stack+0x33/0x60
[ 165.154300][ T6262] ? kasan_save_track+0x14/0x30
[ 165.154312][ T6262] ? __kasan_kmalloc+0xaa/0xb0
[ 165.154324][ T6262] ? __kvmalloc_node_noprof+0x3ac/0xa40
[ 165.154337][ T6262] ? vfs_coredump+0x1dd9/0x55e0
[ 165.154353][ T6262] ? arch_do_signal_or_restart+0x8f/0x7e0
[ 165.154369][ T6262] ? irqentry_exit+0x38a/0x8c0
[ 165.154383][ T6262] ? asm_exc_page_fault+0x26/0x30
[ 165.154397][ T6262] ? 0xffffffffff600000
[ 165.154433][ T6262] ? vfs_coredump+0x2b85/0x55e0
[ 165.154449][ T6262] vfs_coredump+0x2b85/0x55e0
[ 165.154471][ T6262] ? __pfx_vfs_coredump+0x10/0x10
[ 165.154488][ T6262] ? __lock_acquire+0x436/0x2890
[ 165.154504][ T6262] ? __lock_acquire+0x436/0x2890
[ 165.154518][ T6262] ? lock_acquire+0x179/0x330
[ 165.154534][ T6262] ? lock_acquire+0x179/0x330
[ 165.154556][ T6262] ? arch_stack_walk+0xa6/0x100
[ 165.154575][ T6262] ? stack_trace_save+0x8e/0xc0
[ 165.154588][ T6262] ? __pfx_stack_trace_save+0x10/0x10
[ 165.154601][ T6262] ? stack_depot_save_flags+0x29/0x9b0
[ 165.154619][ T6262] ? __lock_acquire+0x436/0x2890
[ 165.154633][ T6262] ? kasan_save_stack+0x42/0x60
[ 165.154667][ T6262] ? proc_coredump_connector+0x2d1/0x4f0
[ 165.154683][ T6262] ? __pfx_proc_coredump_connector+0x10/0x10
[ 165.154700][ T6262] ? rcu_is_watching+0x12/0xc0
[ 165.154714][ T6262] get_signal+0x22e1/0x26d0
[ 165.154736][ T6262] ? __pfx_get_signal+0x10/0x10
[ 165.154756][ T6262] arch_do_signal_or_restart+0x8f/0x7e0
[ 165.154773][ T6262] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 165.154793][ T6262] ? __bad_area_nosemaphore+0x350/0x690
[ 165.154812][ T6262] irqentry_exit+0x38a/0x8c0
[ 165.154828][ T6262] asm_exc_page_fault+0x26/0x30
[ 165.154839][ T6262] RIP: 0033:0x7fb9c518f751
[ 165.154850][ T6262] Code: 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
[ 165.154862][ T6262] RSP: 002b:fffffffffffffe70 EFLAGS: 00010217
[ 165.154871][ T6262] RAX: 0000000000000000 RBX: 00007fb9c53e5fa0 RCX: 00007fb9c518f749
[ 165.154879][ T6262] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 165.154886][ T6262] RBP: 00007fb9c5213f91 R08: 0000000000000000 R09: 0000000000000000
[ 165.154893][ T6262] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 165.154900][ T6262] R13: 00007fb9c53e6038 R14: 00007fb9c53e5fa0 R15: 00007ffe67811248
[ 165.154914][ T6262]
[ 165.154919][ T6262] memory: usage 307200kB, limit 307200kB, failcnt 113838
[ 165.640331][ T6262] memory+swap: usage 307356kB, limit 9007199254740988kB, failcnt 0
[ 165.648210][ T6262] kmem: usage 307096kB, limit 9007199254740988kB, failcnt 0
[ 165.655461][ T6262] Memory cgroup stats for /syz0:
[ 165.655532][ T6262] cache 0
[ 165.663353][ T6262] rss 0
[ 165.666095][ T6262] rss_huge 0
[ 165.669281][ T6262] shmem 0
[ 165.672189][ T6262] mapped_file 0
[ 165.675624][ T6262] dirty 0
[ 165.678545][ T6262] writeback 0
[ 165.681799][ T6262] workingset_refault_anon 572
[ 165.686471][ T6262] workingset_refault_file 68121
[ 165.691287][ T6262] swap 159744
[ 165.695444][ T6262] swapcached 16384
[ 165.699163][ T6262] pgpgin 88749
[ 165.702504][ T6262] pgpgout 88744
[ 165.705939][ T6262] pgfault 6663
[ 165.709295][ T6262] pgmajfault 5057
[ 165.712907][ T6262] inactive_anon 12288
[ 165.716880][ T6262] active_anon 0
[ 165.720309][ T6262] inactive_file 0
[ 165.723912][ T6262] active_file 0
[ 165.727369][ T6262] unevictable 0
[ 165.730796][ T6262] hierarchical_memory_limit 314572800
[ 165.736143][ T6262] hierarchical_memsw_limit 9223372036854771712
[ 165.742277][ T6262] total_cache 0
[ 165.745706][ T6262] total_rss 0
[ 165.748970][ T6262] total_rss_huge 0
[ 165.752659][ T6262] total_shmem 0
[ 165.756085][ T6262] total_mapped_file 0
[ 165.760049][ T6262] total_dirty 0
[ 165.763488][ T6262] total_writeback 0
[ 165.767280][ T6262] total_workingset_refault_anon 572
[ 165.772444][ T6262] total_workingset_refault_file 68121
[ 165.777808][ T6262] total_swap 159744
[ 165.781583][ T6262] total_swapcached 16384
[ 165.785791][ T6262] total_pgpgin 88749
[ 165.789666][ T6262] total_pgpgout 88744
[ 165.793625][ T6262] total_pgfault 6663
[ 165.798455][ T6262] total_pgmajfault 5057
[ 165.802587][ T6262] total_inactive_anon 12288
[ 165.807088][ T6262] total_active_anon 0
[ 165.811066][ T6262] total_inactive_file 0
[ 165.815239][ T6262] total_active_file 0
[ 165.819255][ T6262] total_unevictable 0
[ 165.823218][ T6262] anon_cost 0
[ 165.826492][ T6262] file_cost 0
[ 165.829757][ T6262] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.67,pid=6262,uid=0
[ 165.844367][ T6262] Memory cgroup out of memory: Killed process 6262 (syz.0.67) total-vm:44840kB, anon-rss:1128kB, file-rss:128kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000
[ 166.004136][ T6193] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 166.081456][ T6267] syz.0.71 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[ 166.091171][ T6267] CPU: 1 UID: 0 PID: 6267 Comm: syz.0.71 Not tainted syzkaller #0 PREEMPT(full)
[ 166.091192][ T6267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 166.091202][ T6267] Call Trace:
[ 166.091208][ T6267]
[ 166.091214][ T6267] dump_stack_lvl+0x16c/0x1f0
[ 166.091237][ T6267] dump_header+0x101/0x960
[ 166.091263][ T6267] oom_kill_process+0x176/0x910
[ 166.091288][ T6267] out_of_memory+0x350/0x1700
[ 166.091311][ T6267] ? __lock_acquire+0x436/0x2890
[ 166.091331][ T6267] ? __pfx_out_of_memory+0x10/0x10
[ 166.091364][ T6267] mem_cgroup_out_of_memory+0x118/0x130
[ 166.091380][ T6267] ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[ 166.091400][ T6267] ? do_raw_spin_unlock+0x172/0x230
[ 166.091424][ T6267] try_charge_memcg+0x695/0xd30
[ 166.091447][ T6267] ? __pfx_try_charge_memcg+0x10/0x10
[ 166.091467][ T6267] ? __print_lock_name+0x81/0xe0
[ 166.091490][ T6267] ? rcu_read_unlock+0x17/0x60
[ 166.091516][ T6267] charge_memcg+0x8a/0x230
[ 166.091537][ T6267] __mem_cgroup_charge+0x2b/0x1e0
[ 166.091560][ T6267] do_wp_page+0x11be/0x5010
[ 166.091585][ T6267] ? rcu_read_unlock+0x17/0x60
[ 166.091605][ T6267] ? __pfx_do_wp_page+0x10/0x10
[ 166.091626][ T6267] ? const_folio_flags+0x5b/0x100
[ 166.091646][ T6267] ? folio_add_new_anon_rmap+0x3b0/0x1dc0
[ 166.091672][ T6267] do_swap_page+0x2caf/0x64a0
[ 166.091697][ T6267] ? __lock_acquire+0x3b0/0x2890
[ 166.091720][ T6267] ? __pfx_do_swap_page+0x10/0x10
[ 166.091744][ T6267] ? __pfx_default_wake_function+0x10/0x10
[ 166.091769][ T6267] ? wake_up_new_task+0x8a1/0xd60
[ 166.091794][ T6267] ? rcu_is_watching+0x12/0xc0
[ 166.091809][ T6267] ? ___pte_offset_map+0x175/0x380
[ 166.091830][ T6267] __handle_mm_fault+0x19cb/0x2bb0
[ 166.091856][ T6267] ? reacquire_held_locks+0xcd/0x1f0
[ 166.091873][ T6267] ? __pfx___handle_mm_fault+0x10/0x10
[ 166.091899][ T6267] ? lock_vma_under_rcu+0x176/0x580
[ 166.091927][ T6267] ? count_memcg_events_mm.constprop.0+0xfa/0x2a0
[ 166.091951][ T6267] handle_mm_fault+0x3fe/0xad0
[ 166.091977][ T6267] do_user_addr_fault+0x60c/0x1370
[ 166.091999][ T6267] ? rcu_is_watching+0x12/0xc0
[ 166.092015][ T6267] exc_page_fault+0x64/0xc0
[ 166.092035][ T6267] asm_exc_page_fault+0x26/0x30
[ 166.092049][ T6267] RIP: 0033:0x7fb9c5054e40
[ 166.092062][ T6267] Code: c0 75 27 69 3d 85 08 ec 00 b8 0b 00 00 e8 78 a8 13 00 31 f6 bf 3c 00 00 00 31 c0 e8 fa a8 13 00 eb fe 0f 1f 84 00 00 00 00 00 <64> c7 04 25 94 ff ff ff 00 00 00 00 48 83 c4 38 c3 66 66 2e 0f 1f
[ 166.092076][ T6267] RSP: 002b:00007fb9c60e6ff0 EFLAGS: 00010206
[ 166.092089][ T6267] RAX: 0000000000000033 RBX: 00007fb9c53e5fa0 RCX: 00007fb9c518f749
[ 166.092100][ T6267] RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000
[ 166.092109][ T6267] RBP: 00007fb9c5213f91 R08: 0000000000000000 R09: 0000000000000000
[ 166.092119][ T6267] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[ 166.092128][ T6267] R13: 00007fb9c53e6038 R14: 00007fb9c53e5fa0 R15: 00007ffe67811248
[ 166.092148][ T6267]
[ 166.092154][ T6267] memory: usage 307200kB, limit 307200kB, failcnt 113936
[ 166.385290][ T6267] memory+swap: usage 307304kB, limit 9007199254740988kB, failcnt 0
[ 166.393213][ T6267] kmem: usage 307184kB, limit 9007199254740988kB, failcnt 0
[ 166.400498][ T6267] Memory cgroup stats for /syz0:
[ 166.400595][ T6267] cache 0
[ 166.408437][ T6267] rss 0
[ 166.411717][ T6267] rss_huge 0
[ 166.414897][ T6267] shmem 0
[ 166.417844][ T6267] mapped_file 0
[ 166.421279][ T6267] dirty 0
[ 166.424193][ T6267] writeback 0
[ 166.427509][ T6267] workingset_refault_anon 588
[ 166.432188][ T6267] workingset_refault_file 68121
[ 166.437054][ T6267] swap 106496
[ 166.440317][ T6267] swapcached 16384
[ 166.444013][ T6267] pgpgin 88782
[ 166.447376][ T6267] pgpgout 88778
[ 166.450814][ T6267] pgfault 6731
[ 166.454164][ T6267] pgmajfault 5069
[ 166.457798][ T6267] inactive_anon 16384
[ 166.461755][ T6267] active_anon 0
[ 166.465190][ T6267] inactive_file 0
[ 166.468817][ T6267] active_file 0
[ 166.472253][ T6267] unevictable 0
[ 166.475689][ T6267] hierarchical_memory_limit 314572800
[ 166.481064][ T6267] hierarchical_memsw_limit 9223372036854771712
[ 166.487218][ T6267] total_cache 0
[ 166.490655][ T6267] total_rss 0
[ 166.493916][ T6267] total_rss_huge 0
[ 166.497641][ T6267] total_shmem 0
[ 166.501078][ T6267] total_mapped_file 0
[ 166.505035][ T6267] total_dirty 0
[ 166.508517][ T6267] total_writeback 0
[ 166.513002][ T6267] total_workingset_refault_anon 588
[ 166.518224][ T6267] total_workingset_refault_file 68121
[ 166.523575][ T6267] total_swap 106496
[ 166.527378][ T6267] total_swapcached 16384
[ 166.531598][ T6267] total_pgpgin 88782
[ 166.535470][ T6267] total_pgpgout 88778
[ 166.539460][ T6267] total_pgfault 6731
[ 166.543340][ T6267] total_pgmajfault 5069
[ 166.547489][ T6267] total_inactive_anon 16384
[ 166.551967][ T6267] total_active_anon 0
[ 166.555925][ T6267] total_inactive_file 0
[ 166.560071][ T6267] total_active_file 0
[ 166.564036][ T6267] total_unevictable 0
[ 166.569513][ T6267] anon_cost 0
[ 166.572786][ T6267] file_cost 0
[ 166.576051][ T6267] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.71,pid=6265,uid=0
[ 166.590644][ T6267] Memory cgroup out of memory: Killed process 6265 (syz.0.71) total-vm:44840kB, anon-rss:1140kB, file-rss:1192kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000
[ 271.036259][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 271.043248][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P6229/1:b..l
[ 271.051398][ C1] rcu: (detected by 1, t=10502 jiffies, g=10385, q=373 ncpus=2)
[ 271.059123][ C1] task:kworker/0:17 state:R running task stack:28840 pid:6229 tgid:6229 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 271.073322][ C1] Workqueue: events purge_vmap_node
[ 271.078542][ C1] Call Trace:
[ 271.081816][ C1]
[ 271.084747][ C1] ? __schedule+0x10b9/0x6150
[ 271.089428][ C1] __schedule+0x1139/0x6150
[ 271.093942][ C1] ? __pfx___schedule+0x10/0x10
[ 271.098804][ C1] ? mark_held_locks+0x49/0x80
[ 271.103576][ C1] preempt_schedule_irq+0x51/0x90
[ 271.108625][ C1] irqentry_exit+0x1d8/0x8c0
[ 271.113218][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 271.119198][ C1] RIP: 0010:lock_acquire+0x62/0x330
[ 271.124411][ C1] Code: b4 18 12 83 f8 07 0f 87 a2 02 00 00 89 c0 48 0f a3 05 22 bd ee 0e 0f 82 74 02 00 00 8b 35 ba ed ee 0e 85 f6 0f 85 8d 00 00 00 <48> 8b 44 24 30 65 48 2b 05 39 b4 18 12 0f 85 ad 02 00 00 48 83 c4
[ 271.144016][ C1] RSP: 0018:ffffc900035e7540 EFLAGS: 00000206
[ 271.150081][ C1] RAX: 0000000000000046 RBX: ffffffff8e3c96a0 RCX: 0000000019a1310f
[ 271.158051][ C1] RDX: 0000000000000000 RSI: ffffffff8daa7f9d RDI: ffffffff8bf2b380
[ 271.166017][ C1] RBP: 0000000000000002 R08: 000000007c8d0f89 R09: 0000000097c8d0f8
[ 271.173988][ C1] R10: 0000000000000002 R11: ffff888031598b30 R12: 0000000000000000
[ 271.181953][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 271.189955][ C1] unwind_next_frame+0xd1/0x20b0
[ 271.194898][ C1] ? unwind_next_frame+0xbd/0x20b0
[ 271.200032][ C1] ? __unwind_start+0x574/0x7f0
[ 271.204881][ C1] ? get_stack_info_noinstr+0x18/0x120
[ 271.210338][ C1] __unwind_start+0x45f/0x7f0
[ 271.215018][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 271.221171][ C1] arch_stack_walk+0x73/0x100
[ 271.225853][ C1] ? __unwind_start+0x574/0x7f0
[ 271.230707][ C1] stack_trace_save+0x8e/0xc0
[ 271.235383][ C1] ? __pfx_stack_trace_save+0x10/0x10
[ 271.240765][ C1] ? __lock_acquire+0x436/0x2890
[ 271.245699][ C1] ? __lock_acquire+0x436/0x2890
[ 271.250632][ C1] save_stack+0x160/0x1f0
[ 271.254959][ C1] ? __pfx_save_stack+0x10/0x10
[ 271.259811][ C1] ? page_ext_put+0x3e/0xd0
[ 271.264753][ C1] __reset_page_owner+0x84/0x1a0
[ 271.269688][ C1] __free_frozen_pages+0x7df/0x1170
[ 271.274898][ C1] ? ___free_pages+0xcd/0x220
[ 271.279574][ C1] ? __pfx_kasan_depopulate_vmalloc_pte+0x10/0x10
[ 271.286069][ C1] kasan_depopulate_vmalloc_pte+0x5b/0x80
[ 271.291789][ C1] __apply_to_page_range+0xac1/0x13f0
[ 271.297167][ C1] ? __pfx_kasan_depopulate_vmalloc_pte+0x10/0x10
[ 271.303583][ C1] ? __pfx___apply_to_page_range+0x10/0x10
[ 271.309397][ C1] __kasan_release_vmalloc+0xd1/0xe0
[ 271.314678][ C1] purge_vmap_node+0x1ba/0xad0
[ 271.319442][ C1] ? __pfx_purge_vmap_node+0x10/0x10
[ 271.324724][ C1] ? rcu_is_watching+0x12/0xc0
[ 271.329505][ C1] process_one_work+0x9ba/0x1b20
[ 271.334492][ C1] ? __pfx_gc_worker+0x10/0x10
[ 271.339255][ C1] ? __pfx_process_one_work+0x10/0x10
[ 271.344630][ C1] ? assign_work+0x1a0/0x250
[ 271.349217][ C1] worker_thread+0x6c8/0xf10
[ 271.353814][ C1] ? __kthread_parkme+0x19e/0x250
[ 271.358831][ C1] ? __pfx_worker_thread+0x10/0x10
[ 271.363938][ C1] kthread+0x3c5/0x780
[ 271.368087][ C1] ? __pfx_kthread+0x10/0x10
[ 271.372679][ C1] ? rcu_is_watching+0x12/0xc0
[ 271.377443][ C1] ? __pfx_kthread+0x10/0x10
[ 271.382029][ C1] ret_from_fork+0x983/0xb10
[ 271.386620][ C1] ? __pfx_ret_from_fork+0x10/0x10
[ 271.391735][ C1] ? __switch_to+0x7af/0x10d0
[ 271.396441][ C1] ? __pfx_kthread+0x10/0x10
[ 271.401026][ C1] ret_from_fork_asm+0x1a/0x30
[ 271.405801][ C1]
[ 271.408809][ C1] rcu: rcu_preempt kthread starved for 10534 jiffies! g10385 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 271.419991][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 271.429946][ C1] rcu: RCU grace-period kthread stack dump:
[ 271.435819][ C1] task:rcu_preempt state:R running task stack:28440 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000
[ 271.449306][ C1] Call Trace:
[ 271.452597][ C1]
[ 271.455529][ C1] ? __schedule+0x10b9/0x6150
[ 271.460202][ C1] __schedule+0x1139/0x6150
[ 271.464705][ C1] ? __lock_acquire+0x436/0x2890
[ 271.469645][ C1] ? __mod_timer+0x8f2/0xd30
[ 271.474241][ C1] ? __pfx___schedule+0x10/0x10
[ 271.479087][ C1] ? find_held_lock+0x2b/0x80
[ 271.483769][ C1] ? schedule+0x2d7/0x3a0
[ 271.488098][ C1] schedule+0xe7/0x3a0
[ 271.492162][ C1] schedule_timeout+0x123/0x290
[ 271.497004][ C1] ? __pfx_schedule_timeout+0x10/0x10
[ 271.502369][ C1] ? __pfx_process_timeout+0x10/0x10
[ 271.507662][ C1] ? _raw_spin_unlock_irqrestore+0x3b/0x80
[ 271.513463][ C1] ? prepare_to_swait_event+0xf5/0x480
[ 271.518919][ C1] rcu_gp_fqs_loop+0x1ea/0xaf0
[ 271.523692][ C1] ? __pfx_rcu_gp_fqs_loop+0x10/0x10
[ 271.528979][ C1] ? lockdep_hardirqs_on+0x7c/0x110
[ 271.534178][ C1] ? __pfx_rcu_gp_init+0x10/0x10
[ 271.539111][ C1] ? rcu_gp_cleanup+0x7c1/0xe90
[ 271.543962][ C1] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 271.549764][ C1] rcu_gp_kthread+0x26d/0x380
[ 271.554440][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10
[ 271.559632][ C1] ? rcu_is_watching+0x12/0xc0
[ 271.564388][ C1] ? lockdep_hardirqs_on+0x7c/0x110
[ 271.569583][ C1] ? __kthread_parkme+0x19e/0x250
[ 271.574603][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10
[ 271.579804][ C1] kthread+0x3c5/0x780
[ 271.583876][ C1] ? __pfx_kthread+0x10/0x10
[ 271.588474][ C1] ? rcu_is_watching+0x12/0xc0
[ 271.593227][ C1] ? __pfx_kthread+0x10/0x10
[ 271.597817][ C1] ret_from_fork+0x983/0xb10
[ 271.602443][ C1] ? __pfx_ret_from_fork+0x10/0x10
[ 271.607553][ C1] ? __switch_to+0x7af/0x10d0
[ 271.612226][ C1] ? __pfx_kthread+0x10/0x10
[ 271.616816][ C1] ret_from_fork_asm+0x1a/0x30
[ 271.621610][ C1]
[ 271.624622][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 271.630931][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full)
[ 271.639855][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 271.649903][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 271.655539][ C1] Code: b6 5f 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 13 39 12 00 fb f4 cc 35 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
[ 271.675145][ C1] RSP: 0000:ffffc90000197de8 EFLAGS: 000002c6
[ 271.681210][ C1] RAX: 00000000000f349b RBX: 0000000000000001 RCX: ffffffff8b7826d9
[ 271.689177][ C1] RDX: 0000000000000000 RSI: ffffffff8dace031 RDI: ffffffff8bf2b380
[ 271.697143][ C1] RBP: ffffed1003b58498 R08: 0000000000000001 R09: ffffed10170a673d
[ 271.705108][ C1] R10: ffff8880b85339eb R11: ffff88801dac2ff0 R12: 0000000000000001
[ 271.713073][ C1] R13: ffff88801dac24c0 R14: ffffffff9088b8d0 R15: 0000000000000000
[ 271.721036][ C1] FS: 0000000000000000(0000) GS:ffff8881249f5000(0000) knlGS:0000000000000000
[ 271.729959][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 271.736536][ C1] CR2: 000055555f9257e0 CR3: 000000004b1c0000 CR4: 00000000003526f0
[ 271.744504][ C1] Call Trace:
[ 271.747773][ C1]
[ 271.750693][ C1] default_idle+0x13/0x20
[ 271.755028][ C1] default_idle_call+0x6c/0xb0
[ 271.759797][ C1] do_idle+0x38d/0x510
[ 271.763871][ C1] ? __pfx_do_idle+0x10/0x10
[ 271.768467][ C1] cpu_startup_entry+0x4f/0x60
[ 271.773229][ C1] start_secondary+0x21d/0x2d0
[ 271.777984][ C1] ? __pfx_start_secondary+0x10/0x10
[ 271.783269][ C1] common_startup_64+0x13e/0x148
[ 271.788222][ C1]