.604142][ T8641] memory: usage 306384kB, limit 307200kB, failcnt 597613
[  561.611247][ T8641] memory+swap: usage 431896kB, limit 9007199254740988kB, failcnt 0
[  561.674231][ T8641] kmem: usage 5752kB, limit 9007199254740988kB, failcnt 0
[  561.684308][ T8641] Memory cgroup stats for /syz0:
[  561.684477][ T8641] cache 307593216
[  561.693110][ T8641] rss 937984
[  561.731823][ T8641] rss_huge 0
[  561.754987][ T8641] shmem 307593216
[  561.758704][ T8641] mapped_file 69341184
[  561.762796][ T8641] dirty 0
[  561.785151][ T8641] writeback 0
[  561.788509][ T8641] workingset_refault_anon 2675
[  561.793303][ T8641] workingset_refault_file 143939
[  561.824202][ T8641] swap 127995904
[  561.827828][ T8641] swapcached 0
[  561.831232][ T8641] pgpgin 1894722
[  561.854484][ T8641] pgpgout 1819397
[  561.858230][ T8641] pgfault 797828
[  561.861890][ T8641] pgmajfault 3618
[  561.894491][ T8641] inactive_anon 106160128
[  561.899188][ T8641] active_anon 202326016
[  561.903362][ T8641] inactive_file 0
[  561.929249][ T8641] active_file 0
[  561.932949][ T8641] unevictable 0
[  561.954211][ T8641] hierarchical_memory_limit 314572800
[  561.959833][ T8641] hierarchical_memsw_limit 9223372036854771712
[  562.000674][ T8641] total_cache 307593216
[  562.015132][ T8641] total_rss 937984
[  562.019090][ T8641] total_rss_huge 0
[  562.043994][ T8641] total_shmem 307593216
[  562.054532][ T8641] total_mapped_file 69341184
[  562.059290][ T8641] total_dirty 0
[  562.062952][ T8641] total_writeback 0
[  562.104150][ T8641] total_workingset_refault_anon 2675
[  562.115519][ T8641] total_workingset_refault_file 143939
[  562.131613][ T8641] total_swap 127995904
[  562.141760][ T8641] total_swapcached 0
[  562.163229][ T8641] total_pgpgin 1894722
[  562.173607][ T8641] total_pgpgout 1819397
[  562.194041][ T8641] total_pgfault 797828
[  562.204250][ T8641] total_pgmajfault 3618
executing program
[  562.213287][ T8641] total_inactive_anon 106160128
[  562.238569][ T8641] total_active_anon 202326016
[  562.264145][ T8641] total_inactive_file 0
[  562.268582][ T8641] total_active_file 0
[  562.272686][ T8641] total_unevictable 0
[  562.324196][ T8641] anon_cost 0
[  562.327640][ T8641] file_cost 0
[  562.331062][ T8641] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8571,uid=0
executing program
[  562.455934][ T8641] Memory cgroup out of memory: Killed process 8571 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:552kB, shmem-rss:10240kB, UID:0 pgtables:76kB oom_score_adj:1000
[  563.298765][ T1300] ieee802154 phy0 wpan0: encryption failed: -22
[  563.305480][ T1300] ieee802154 phy1 wpan1: encryption failed: -22
[  563.350399][ T8317] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  563.360795][ T8317] CPU: 0 UID: 0 PID: 8317 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  563.371953][ T8317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  563.382044][ T8317] Call Trace:
[  563.385439][ T8317]  <TASK>
[  563.388828][ T8317]  dump_stack_lvl+0x16c/0x1f0
[  563.393640][ T8317]  dump_header+0x101/0x900
[  563.398279][ T8317]  oom_kill_process+0x270/0xa60
[  563.403191][ T8317]  out_of_memory+0x351/0x1700
[  563.407915][ T8317]  ? ww_mutex_lock+0xd0/0x140
[  563.412637][ T8317]  ? __pfx_out_of_memory+0x10/0x10
[  563.417807][ T8317]  ? rcu_read_unlock+0x17/0x60
[  563.422613][ T8317]  ? find_held_lock+0x2d/0x110
[  563.427510][ T8317]  mem_cgroup_out_of_memory+0x207/0x270
[  563.433105][ T8317]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  563.439424][ T8317]  ? do_raw_spin_unlock+0x172/0x230
[  563.444760][ T8317]  try_charge_memcg+0x5b9/0xaf0
[  563.449666][ T8317]  ? __pfx_try_charge_memcg+0x10/0x10
[  563.455095][ T8317]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  563.460719][ T8317]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  563.466312][ T8317]  __mem_cgroup_charge+0x9b/0x280
[  563.471560][ T8317]  shmem_alloc_and_add_folio+0x507/0xc00
[  563.477257][ T8317]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  563.483545][ T8317]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  563.489484][ T8317]  shmem_get_folio_gfp+0x689/0x1530
[  563.494911][ T8317]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  563.500678][ T8317]  ? filemap_map_pages+0xf93/0x16a0
[  563.505935][ T8317]  shmem_fault+0x200/0xae0
[  563.510476][ T8317]  ? __pfx_shmem_fault+0x10/0x10
[  563.515454][ T8317]  ? do_pte_missing+0xddf/0x3e70
[  563.520517][ T8317]  ? __pfx_lock_release+0x10/0x10
[  563.525691][ T8317]  __do_fault+0x10a/0x490
[  563.530064][ T8317]  do_pte_missing+0xec5/0x3e70
[  563.535206][ T8317]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  563.541107][ T8317]  ? rcu_is_watching+0x12/0xc0
[  563.546140][ T8317]  __handle_mm_fault+0x100a/0x2a10
[  563.551319][ T8317]  ? __pfx___handle_mm_fault+0x10/0x10
[  563.556899][ T8317]  ? __pfx_lock_release+0x10/0x10
[  563.561996][ T8317]  ? follow_page_pte+0x50d/0x1eb0
[  563.567074][ T8317]  handle_mm_fault+0x3fa/0xaa0
[  563.571968][ T8317]  __get_user_pages+0x8d9/0x3b50
[  563.576961][ T8317]  ? __pfx___get_user_pages+0x10/0x10
[  563.582950][ T8317]  ? down_read_killable+0xcc/0x380
[  563.588183][ T8317]  ? __pfx_down_read_killable+0x10/0x10
[  563.593771][ T8317]  ? shmem_file_write_iter+0xcf/0x140
[  563.599290][ T8317]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  563.605179][ T8317]  ? __kernel_write_iter+0x59f/0xa80
[  563.610600][ T8317]  get_dump_page+0xfb/0x220
[  563.615326][ T8317]  ? __pfx_get_dump_page+0x10/0x10
[  563.620614][ T8317]  dump_user_range+0x135/0x8a0
[  563.625433][ T8317]  ? __pfx_dump_user_range+0x10/0x10
[  563.630766][ T8317]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  563.636983][ T8317]  ? __pfx_writenote+0x10/0x10
[  563.641822][ T8317]  elf_core_dump+0x2766/0x3840
[  563.646753][ T8317]  ? __pfx_elf_core_dump+0x10/0x10
[  563.652185][ T8317]  ? kasan_save_stack+0x42/0x60
[  563.657079][ T8317]  ? kasan_save_stack+0x33/0x60
[  563.661994][ T8317]  ? __kasan_kmalloc+0xaa/0xb0
[  563.666800][ T8317]  ? __kmalloc_node_noprof+0x211/0x440
[  563.672406][ T8317]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  563.678002][ T8317]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  563.683945][ T8317]  ? asm_exc_invalid_op+0x1a/0x20
[  563.689171][ T8317]  ? rcu_is_watching+0x12/0xc0
[  563.693980][ T8317]  ? trace_lock_acquire+0x14a/0x1d0
[  563.699324][ T8317]  ? get_signal+0x237c/0x26d0
[  563.704051][ T8317]  ? do_coredump+0x2c42/0x4160
[  563.708875][ T8317]  do_coredump+0x2c42/0x4160
[  563.713614][ T8317]  ? __pfx_do_coredump+0x10/0x10
[  563.718783][ T8317]  ? kmem_cache_free+0x152/0x4b0
[  563.723951][ T8317]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  563.729883][ T8317]  ? asm_exc_invalid_op+0x1a/0x20
[  563.735122][ T8317]  get_signal+0x237c/0x26d0
[  563.739785][ T8317]  ? __pfx_get_signal+0x10/0x10
[  563.744846][ T8317]  ? __pfx_force_sig_fault+0x10/0x10
[  563.750189][ T8317]  arch_do_signal_or_restart+0x90/0x7e0
[  563.755784][ T8317]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  563.762001][ T8317]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  563.768223][ T8317]  irqentry_exit_to_user_mode+0x13f/0x280
[  563.774087][ T8317]  asm_exc_invalid_op+0x1a/0x20
[  563.779012][ T8317] RIP: 0033:0x14
[  563.782608][ T8317] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  563.790277][ T8317] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  563.796470][ T8317] RAX: 0000000000000000 RBX: 0000000000075c77 RCX: 00007fd4984838a9
[  563.804640][ T8317] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  563.813101][ T8317] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  563.821315][ T8317] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  563.829349][ T8317] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000001f
[  563.837657][ T8317]  </TASK>
[  563.842329][ T8317] memory: usage 306920kB, limit 307200kB, failcnt 601451
[  563.875137][ T8317] memory+swap: usage 432084kB, limit 9007199254740988kB, failcnt 0
[  563.883173][ T8317] kmem: usage 5880kB, limit 9007199254740988kB, failcnt 0
[  563.895538][ T8317] Memory cgroup stats for /syz0:
[  563.895732][ T8317] cache 306634752
[  563.914144][ T8317] rss 880640
[  563.917418][ T8317] rss_huge 0
[  563.920722][ T8317] shmem 306634752
[  563.964177][ T8317] mapped_file 88133632
[  563.968325][ T8317] dirty 0
[  563.971288][ T8317] writeback 0
[  564.036268][ T8317] workingset_refault_anon 2675
[  564.041191][ T8317] workingset_refault_file 143939
[  564.127555][ T8317] swap 127524864
[  564.131296][ T8317] swapcached 24576
[  564.188372][ T8317] pgpgin 1912166
[  564.212756][ T8317] pgpgout 1837076
[  564.259091][ T8317] pgfault 806420
[  564.303452][ T8317] pgmajfault 3618
[  564.319285][ T8317] inactive_anon 165416960
[  564.323688][ T8317] active_anon 139710464
[  564.384934][ T8317] inactive_file 0
[  564.388665][ T8317] active_file 0
[  564.451372][ T8317] unevictable 0
[  564.474308][ T8317] hierarchical_memory_limit 314572800
[  564.531034][ T8317] hierarchical_memsw_limit 9223372036854771712
[  564.566805][ T8317] total_cache 306634752
[  564.571028][ T8317] total_rss 880640
[  564.631739][ T8317] total_rss_huge 0
[  564.646116][ T8317] total_shmem 306634752
[  564.650342][ T8317] total_mapped_file 88133632
[  564.734215][ T8317] total_dirty 0
[  564.737841][ T8317] total_writeback 0
[  564.741676][ T8317] total_workingset_refault_anon 2675
[  564.794338][ T8317] total_workingset_refault_file 143939
[  564.799901][ T8317] total_swap 127524864
[  564.803999][ T8317] total_swapcached 24576
[  564.874274][ T8317] total_pgpgin 1912166
[  564.878417][ T8317] total_pgpgout 1837076
[  564.933629][ T8317] total_pgfault 806420
[  564.964912][ T8317] total_pgmajfault 3618
[  564.969143][ T8317] total_inactive_anon 165416960
[  564.974024][ T8317] total_active_anon 139710464
[  565.034233][ T8317] total_inactive_file 0
[  565.038465][ T8317] total_active_file 0
[  565.102276][ T8317] total_unevictable 0
[  565.122857][ T8317] anon_cost 0
[  565.142310][ T8317] file_cost 0
[  565.173754][ T8317] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8586,uid=0
[  565.242087][ T8317] Memory cgroup out of memory: Killed process 8586 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:8064kB, UID:0 pgtables:64kB oom_score_adj:1000
executing program
[  565.690965][ T8641] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  565.854153][ T8641] CPU: 1 UID: 0 PID: 8641 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  565.865826][ T8641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  565.875921][ T8641] Call Trace:
[  565.879299][ T8641]  <TASK>
[  565.882259][ T8641]  dump_stack_lvl+0x16c/0x1f0
[  565.886990][ T8641]  dump_header+0x101/0x900
[  565.891561][ T8641]  oom_kill_process+0x270/0xa60
[  565.896556][ T8641]  out_of_memory+0x351/0x1700
[  565.901286][ T8641]  ? __pfx_out_of_memory+0x10/0x10
[  565.906709][ T8641]  ? rcu_read_unlock+0x17/0x60
[  565.911527][ T8641]  ? find_held_lock+0x2d/0x110
[  565.916340][ T8641]  mem_cgroup_out_of_memory+0x207/0x270
[  565.921937][ T8641]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  565.928157][ T8641]  ? do_raw_spin_unlock+0x172/0x230
[  565.933420][ T8641]  try_charge_memcg+0x5b9/0xaf0
[  565.938316][ T8641]  ? __pfx_try_charge_memcg+0x10/0x10
[  565.944013][ T8641]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  565.949796][ T8641]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  565.955403][ T8641]  __mem_cgroup_charge+0x9b/0x280
[  565.960579][ T8641]  shmem_alloc_and_add_folio+0x507/0xc00
[  565.966536][ T8641]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  565.972931][ T8641]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  565.978930][ T8641]  ? mark_lock+0xb5/0xc60
[  565.983317][ T8641]  shmem_get_folio_gfp+0x689/0x1530
[  565.988645][ T8641]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  565.994411][ T8641]  ? inode_update_timestamps+0x165/0x580
[  566.000086][ T8641]  shmem_write_begin+0x161/0x300
[  566.005076][ T8641]  ? __pfx_shmem_write_begin+0x10/0x10
[  566.010584][ T8641]  ? lockdep_hardirqs_on+0x7c/0x110
[  566.015835][ T8641]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  566.022737][ T8641]  ? ktime_get_coarse_real_ts64+0x147/0x200
[  566.028689][ T8641]  generic_perform_write+0x2ba/0x920
[  566.034032][ T8641]  ? __pfx_generic_perform_write+0x10/0x10
[  566.039876][ T8641]  ? __mark_inode_dirty+0x2ae/0xe60
[  566.045123][ T8641]  ? generic_update_time+0xcf/0xf0
[  566.050289][ T8641]  ? mnt_put_write_access_file+0x45/0xf0
[  566.056016][ T8641]  shmem_file_write_iter+0x10e/0x140
[  566.061378][ T8641]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  566.067678][ T8641]  __kernel_write_iter+0x318/0xa80
[  566.072923][ T8641]  ? __pfx___kernel_write_iter+0x10/0x10
[  566.078719][ T8641]  ? get_dump_page+0x15c/0x220
[  566.083648][ T8641]  dump_user_range+0x389/0x8a0
[  566.088562][ T8641]  ? __pfx_dump_user_range+0x10/0x10
[  566.093902][ T8641]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  566.100302][ T8641]  ? __pfx_writenote+0x10/0x10
[  566.105224][ T8641]  elf_core_dump+0x2766/0x3840
[  566.110060][ T8641]  ? __pfx_elf_core_dump+0x10/0x10
[  566.115291][ T8641]  ? kasan_save_stack+0x42/0x60
[  566.120190][ T8641]  ? kasan_save_stack+0x33/0x60
[  566.125093][ T8641]  ? __kasan_kmalloc+0xaa/0xb0
[  566.129997][ T8641]  ? __kmalloc_node_noprof+0x211/0x440
[  566.135504][ T8641]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  566.141010][ T8641]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  566.147025][ T8641]  ? asm_exc_invalid_op+0x1a/0x20
[  566.152246][ T8641]  ? rcu_is_watching+0x12/0xc0
[  566.157236][ T8641]  ? trace_lock_acquire+0x14a/0x1d0
[  566.162498][ T8641]  ? get_signal+0x237c/0x26d0
[  566.167239][ T8641]  ? do_coredump+0x2c42/0x4160
[  566.172053][ T8641]  do_coredump+0x2c42/0x4160
[  566.176713][ T8641]  ? __pfx_do_coredump+0x10/0x10
[  566.181955][ T8641]  ? kmem_cache_free+0x152/0x4b0
[  566.187117][ T8641]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  566.193236][ T8641]  ? asm_exc_invalid_op+0x1a/0x20
[  566.198730][ T8641]  get_signal+0x237c/0x26d0
[  566.203313][ T8641]  ? __pfx_get_signal+0x10/0x10
[  566.208820][ T8641]  ? __pfx_force_sig_fault+0x10/0x10
[  566.214522][ T8641]  arch_do_signal_or_restart+0x90/0x7e0
[  566.220306][ T8641]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  566.226744][ T8641]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  566.233058][ T8641]  irqentry_exit_to_user_mode+0x13f/0x280
[  566.239009][ T8641]  asm_exc_invalid_op+0x1a/0x20
[  566.244097][ T8641] RIP: 0033:0x14
[  566.247954][ T8641] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  566.255652][ T8641] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  566.261849][ T8641] RAX: 0000000000000000 RBX: 0000000000083c7a RCX: 00007fd4984838a9
[  566.269943][ T8641] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  566.278048][ T8641] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  566.286059][ T8641] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  566.294422][ T8641] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000046
[  566.302649][ T8641]  </TASK>
[  566.333027][ T8641] memory: usage 307200kB, limit 307200kB, failcnt 605630
[  566.340277][ T8641] memory+swap: usage 432196kB, limit 9007199254740988kB, failcnt 0
[  566.348471][ T8641] kmem: usage 5864kB, limit 9007199254740988kB, failcnt 0
[  566.355677][ T8641] Memory cgroup stats for /syz0:
[  566.355845][ T8641] cache 307675136
[  566.412468][ T8641] rss 851968
[  566.442815][ T8641] rss_huge 0
[  566.467862][ T8641] shmem 307675136
[  566.471593][ T8641] mapped_file 73465856
[  566.534134][ T8641] dirty 0
[  566.537138][ T8641] writeback 0
[  566.540587][ T8641] workingset_refault_anon 2675
[  566.664137][ T8641] workingset_refault_file 143939
[  566.669419][ T8641] swap 127995904
[  566.673005][ T8641] swapcached 0
[  566.734522][ T8641] pgpgin 1924176
[  566.738319][ T8641] pgpgout 1848842
[  566.742096][ T8641] pgfault 812430
[  566.814208][ T8641] pgmajfault 3618
[  566.817928][ T8641] inactive_anon 181112832
[  566.822279][ T8641] active_anon 127455232
[  566.894143][ T8641] inactive_file 0
[  566.897860][ T8641] active_file 0
[  566.901493][ T8641] unevictable 0
[  566.958031][ T8641] hierarchical_memory_limit 314572800
[  566.963467][ T8641] hierarchical_memsw_limit 9223372036854771712
[  567.049834][ T8641] total_cache 307675136
[  567.076551][ T8641] total_rss 851968
[  567.080357][ T8641] total_rss_huge 0
[  567.094307][ T8641] total_shmem 307675136
[  567.098555][ T8641] total_mapped_file 73465856
[  567.103174][ T8641] total_dirty 0
[  567.124191][ T8641] total_writeback 0
[  567.128069][ T8641] total_workingset_refault_anon 2675
[  567.133369][ T8641] total_workingset_refault_file 143939
[  567.164164][ T8641] total_swap 127995904
[  567.168310][ T8641] total_swapcached 0
[  567.172495][ T8641] total_pgpgin 1924176
[  567.204163][ T8641] total_pgpgout 1848842
[  567.208385][ T8641] total_pgfault 812430
[  567.212585][ T8641] total_pgmajfault 3618
[  567.244298][ T8641] total_inactive_anon 181112832
[  567.249225][ T8641] total_active_anon 127455232
[  567.253920][ T8641] total_inactive_file 0
[  567.284146][ T8641] total_active_file 0
[  567.288287][ T8641] total_unevictable 0
[  567.292299][ T8641] anon_cost 0
[  567.324216][ T8641] file_cost 0
executing program
[  567.327579][ T8641] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8670,uid=0
[  567.384346][ T8641] Memory cgroup out of memory: Killed process 8670 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:5120kB, UID:0 pgtables:64kB oom_score_adj:1000
executing program
[  567.679391][ T8646] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
executing program
[  567.812090][ T8646] CPU: 0 UID: 0 PID: 8646 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  567.823453][ T8646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  567.833648][ T8646] Call Trace:
[  567.837053][ T8646]  <TASK>
[  567.840106][ T8646]  dump_stack_lvl+0x16c/0x1f0
[  567.844829][ T8646]  dump_header+0x101/0x900
[  567.849381][ T8646]  oom_kill_process+0x270/0xa60
[  567.854287][ T8646]  out_of_memory+0x351/0x1700
[  567.859020][ T8646]  ? __pfx_out_of_memory+0x10/0x10
[  567.864265][ T8646]  ? rcu_read_unlock+0x17/0x60
[  567.869160][ T8646]  ? find_held_lock+0x2d/0x110
[  567.873950][ T8646]  mem_cgroup_out_of_memory+0x207/0x270
[  567.879511][ T8646]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  567.885699][ T8646]  ? do_raw_spin_unlock+0x172/0x230
[  567.891019][ T8646]  try_charge_memcg+0x5b9/0xaf0
[  567.895891][ T8646]  ? __pfx_try_charge_memcg+0x10/0x10
[  567.901542][ T8646]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  567.907020][ T8646]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  567.912703][ T8646]  __mem_cgroup_charge+0x9b/0x280
[  567.917959][ T8646]  shmem_alloc_and_add_folio+0x507/0xc00
[  567.923922][ T8646]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  567.930103][ T8646]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  567.936111][ T8646]  shmem_get_folio_gfp+0x689/0x1530
[  567.941327][ T8646]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  567.946985][ T8646]  shmem_write_begin+0x161/0x300
[  567.951967][ T8646]  ? __pfx_shmem_write_begin+0x10/0x10
[  567.957462][ T8646]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  567.964342][ T8646]  generic_perform_write+0x2ba/0x920
[  567.969949][ T8646]  ? __pfx_generic_perform_write+0x10/0x10
[  567.975930][ T8646]  ? __pfx_generic_write_checks+0x10/0x10
[  567.981787][ T8646]  shmem_file_write_iter+0x10e/0x140
[  567.987105][ T8646]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  567.992935][ T8646]  __kernel_write_iter+0x318/0xa80
[  567.998072][ T8646]  ? __pfx___kernel_write_iter+0x10/0x10
[  568.003711][ T8646]  ? get_dump_page+0x15c/0x220
[  568.008503][ T8646]  dump_user_range+0x389/0x8a0
[  568.013315][ T8646]  ? __pfx_dump_user_range+0x10/0x10
[  568.018636][ T8646]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  568.024819][ T8646]  ? __pfx_writenote+0x10/0x10
[  568.029603][ T8646]  elf_core_dump+0x2766/0x3840
[  568.034415][ T8646]  ? __pfx_elf_core_dump+0x10/0x10
[  568.039569][ T8646]  ? kasan_save_stack+0x42/0x60
[  568.044453][ T8646]  ? kasan_save_stack+0x33/0x60
[  568.049324][ T8646]  ? __kasan_kmalloc+0xaa/0xb0
[  568.054118][ T8646]  ? __kmalloc_node_noprof+0x211/0x440
[  568.059623][ T8646]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  568.065207][ T8646]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  568.071108][ T8646]  ? asm_exc_invalid_op+0x1a/0x20
[  568.076189][ T8646]  ? rcu_is_watching+0x12/0xc0
[  568.080971][ T8646]  ? trace_lock_acquire+0x14a/0x1d0
[  568.086291][ T8646]  ? get_signal+0x237c/0x26d0
[  568.090988][ T8646]  ? do_coredump+0x2c42/0x4160
[  568.095850][ T8646]  do_coredump+0x2c42/0x4160
[  568.100589][ T8646]  ? __pfx_do_coredump+0x10/0x10
[  568.105642][ T8646]  ? kmem_cache_free+0x152/0x4b0
[  568.110693][ T8646]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  568.116709][ T8646]  ? asm_exc_invalid_op+0x1a/0x20
[  568.122194][ T8646]  get_signal+0x237c/0x26d0
[  568.126746][ T8646]  ? __pfx_get_signal+0x10/0x10
[  568.131732][ T8646]  ? __pfx_force_sig_fault+0x10/0x10
[  568.137057][ T8646]  arch_do_signal_or_restart+0x90/0x7e0
[  568.142637][ T8646]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  568.148826][ T8646]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  568.154919][ T8646]  irqentry_exit_to_user_mode+0x13f/0x280
[  568.160661][ T8646]  asm_exc_invalid_op+0x1a/0x20
[  568.165630][ T8646] RIP: 0033:0x14
[  568.169197][ T8646] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  568.176568][ T8646] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  568.182736][ T8646] RAX: 0000000000000000 RBX: 0000000000083cda RCX: 00007fd4984838a9
[  568.190803][ T8646] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  568.198881][ T8646] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  568.206945][ T8646] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  568.215011][ T8646] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000047
[  568.223131][ T8646]  </TASK>
[  568.433014][ T8646] memory: usage 300576kB, limit 307200kB, failcnt 607305
executing program
[  568.541230][ T8646] memory+swap: usage 424636kB, limit 9007199254740988kB, failcnt 0
[  568.634194][ T8646] kmem: usage 6040kB, limit 9007199254740988kB, failcnt 0
[  568.641379][ T8646] Memory cgroup stats for /syz0:
[  568.641566][ T8646] cache 301727744
executing program
[  568.764270][ T8646] rss 839680
[  568.767628][ T8646] rss_huge 0
[  568.770860][ T8646] shmem 301727744
[  568.864247][ T8646] mapped_file 54648832
[  568.868402][ T8646] dirty 0
[  568.871372][ T8646] writeback 0
executing program
[  568.984198][ T8646] workingset_refault_anon 2675
[  568.989041][ T8646] workingset_refault_file 143939
[  568.993993][ T8646] swap 127287296
[  569.024933][ T8646] swapcached 4096
[  569.028641][ T8646] pgpgin 1939862
[  569.032218][ T8646] pgpgout 1865992
[  569.037343][ T8646] pgfault 820252
[  569.040936][ T8646] pgmajfault 3618
[  569.045199][ T8646] inactive_anon 125956096
[  569.049680][ T8646] active_anon 174850048
[  569.053856][ T8646] inactive_file 0
[  569.136359][ T8646] active_file 0
[  569.139891][ T8646] unevictable 0
[  569.143380][ T8646] hierarchical_memory_limit 314572800
executing program
[  569.246039][ T8646] hierarchical_memsw_limit 9223372036854771712
[  569.252281][ T8646] total_cache 301727744
[  569.360063][ T8646] total_rss 839680
[  569.363859][ T8646] total_rss_huge 0
[  569.461037][ T8646] total_shmem 301727744
[  569.495602][ T8646] total_mapped_file 54648832
[  569.500267][ T8646] total_dirty 0
[  569.503840][ T8646] total_writeback 0
[  569.600920][ T8646] total_workingset_refault_anon 2675
executing program
[  569.664205][ T8646] total_workingset_refault_file 143939
[  569.708031][ T8646] total_swap 127287296
[  569.784349][ T8646] total_swapcached 4096
[  569.788579][ T8646] total_pgpgin 1939862
[  569.792679][ T8646] total_pgpgout 1865992
[  569.904835][ T8646] total_pgfault 820252
[  569.908993][ T8646] total_pgmajfault 3618
[  569.968615][ T8646] total_inactive_anon 125956096
[  570.036042][ T8646] total_active_anon 174850048
[  570.040789][ T8646] total_inactive_file 0
[  570.104895][ T8646] total_active_file 0
[  570.109012][ T8646] total_unevictable 0
[  570.113013][ T8646] anon_cost 0
executing program
[  570.190678][ T8646] file_cost 0
[  570.194041][ T8646] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8626,uid=0
[  570.381597][ T8646] Memory cgroup out of memory: Killed process 8626 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:592kB, shmem-rss:4864kB, UID:0 pgtables:72kB oom_score_adj:1000
[  571.479380][ T8690] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  571.626582][ T8690] CPU: 1 UID: 0 PID: 8690 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  571.638629][ T8690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  571.648986][ T8690] Call Trace:
[  571.652485][ T8690]  <TASK>
[  571.655593][ T8690]  dump_stack_lvl+0x16c/0x1f0
[  571.660669][ T8690]  dump_header+0x101/0x900
[  571.665243][ T8690]  oom_kill_process+0x270/0xa60
[  571.670350][ T8690]  out_of_memory+0x351/0x1700
[  571.675308][ T8690]  ? __pfx_out_of_memory+0x10/0x10
[  571.680551][ T8690]  ? rcu_read_unlock+0x17/0x60
[  571.685532][ T8690]  ? find_held_lock+0x2d/0x110
[  571.690625][ T8690]  mem_cgroup_out_of_memory+0x207/0x270
[  571.696481][ T8690]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  571.702609][ T8690]  ? do_raw_spin_unlock+0x172/0x230
[  571.708106][ T8690]  try_charge_memcg+0x5b9/0xaf0
[  571.713068][ T8690]  ? __pfx_try_charge_memcg+0x10/0x10
[  571.718473][ T8690]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  571.724132][ T8690]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  571.729702][ T8690]  __mem_cgroup_charge+0x9b/0x280
[  571.734922][ T8690]  shmem_alloc_and_add_folio+0x507/0xc00
[  571.740667][ T8690]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  571.747131][ T8690]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  571.753052][ T8690]  ? mark_lock+0xb5/0xc60
[  571.757430][ T8690]  shmem_get_folio_gfp+0x689/0x1530
[  571.762826][ T8690]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  571.768742][ T8690]  ? inode_update_timestamps+0x165/0x580
[  571.774602][ T8690]  shmem_write_begin+0x161/0x300
[  571.779648][ T8690]  ? __pfx_shmem_write_begin+0x10/0x10
[  571.785323][ T8690]  ? lockdep_hardirqs_on+0x7c/0x110
[  571.790721][ T8690]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  571.797586][ T8690]  ? ktime_get_coarse_real_ts64+0x147/0x200
[  571.803858][ T8690]  generic_perform_write+0x2ba/0x920
[  571.809267][ T8690]  ? __pfx_generic_perform_write+0x10/0x10
[  571.815123][ T8690]  ? __mark_inode_dirty+0x2ae/0xe60
[  571.820340][ T8690]  ? generic_update_time+0xcf/0xf0
[  571.825552][ T8690]  ? mnt_put_write_access_file+0x45/0xf0
[  571.831391][ T8690]  shmem_file_write_iter+0x10e/0x140
[  571.836696][ T8690]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  571.842714][ T8690]  __kernel_write_iter+0x318/0xa80
[  571.848321][ T8690]  ? __pfx___kernel_write_iter+0x10/0x10
[  571.854052][ T8690]  ? get_dump_page+0x15c/0x220
[  571.858848][ T8690]  dump_user_range+0x389/0x8a0
[  571.863814][ T8690]  ? __pfx_dump_user_range+0x10/0x10
[  571.869123][ T8690]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  571.875481][ T8690]  ? __pfx_writenote+0x10/0x10
[  571.880283][ T8690]  elf_core_dump+0x2766/0x3840
[  571.885078][ T8690]  ? __pfx_elf_core_dump+0x10/0x10
[  571.890204][ T8690]  ? kasan_save_stack+0x42/0x60
[  571.895064][ T8690]  ? kasan_save_stack+0x33/0x60
[  571.899938][ T8690]  ? __kasan_kmalloc+0xaa/0xb0
[  571.904806][ T8690]  ? __kmalloc_node_noprof+0x211/0x440
[  571.910394][ T8690]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  571.915890][ T8690]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  571.921976][ T8690]  ? asm_exc_invalid_op+0x1a/0x20
[  571.927073][ T8690]  ? rcu_is_watching+0x12/0xc0
[  571.931941][ T8690]  ? trace_lock_acquire+0x14a/0x1d0
[  571.937597][ T8690]  ? get_signal+0x237c/0x26d0
[  571.942302][ T8690]  ? do_coredump+0x2c42/0x4160
[  571.947113][ T8690]  do_coredump+0x2c42/0x4160
[  571.951750][ T8690]  ? __pfx_do_coredump+0x10/0x10
[  571.956711][ T8690]  ? kmem_cache_free+0x152/0x4b0
[  571.961755][ T8690]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  571.967839][ T8690]  ? asm_exc_invalid_op+0x1a/0x20
[  571.972927][ T8690]  get_signal+0x237c/0x26d0
[  571.977468][ T8690]  ? __pfx_get_signal+0x10/0x10
[  571.982327][ T8690]  ? __pfx_force_sig_fault+0x10/0x10
[  571.987638][ T8690]  arch_do_signal_or_restart+0x90/0x7e0
[  571.993204][ T8690]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  571.999559][ T8690]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  572.005654][ T8690]  irqentry_exit_to_user_mode+0x13f/0x280
[  572.011473][ T8690]  asm_exc_invalid_op+0x1a/0x20
[  572.016347][ T8690] RIP: 0033:0x14
[  572.019894][ T8690] Code: Unable to access opcode bytes at 0xffffffffffffffea.
executing program
[  572.027268][ T8690] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  572.033341][ T8690] RAX: 0000000000000000 RBX: 0000000000084ffb RCX: 00007fd4984838a9
[  572.041322][ T8690] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  572.049399][ T8690] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  572.057462][ T8690] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  572.065524][ T8690] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000004f
[  572.073614][ T8690]  </TASK>
[  572.184284][ T8690] memory: usage 307188kB, limit 307200kB, failcnt 614147
[  572.191406][ T8690] memory+swap: usage 432184kB, limit 9007199254740988kB, failcnt 0
[  572.288377][ T8690] kmem: usage 6048kB, limit 9007199254740988kB, failcnt 0
[  572.384225][ T8690] Memory cgroup stats for /syz0:
[  572.384415][ T8690] cache 306315264
[  572.393317][ T8690] rss 806912
[  572.492163][ T8690] rss_huge 0
[  572.538345][ T8690] shmem 306315264
[  572.542044][ T8690] mapped_file 45862912
executing program
[  572.631137][ T8690] dirty 0
[  572.648738][ T8690] writeback 0
[  572.652087][ T8690] workingset_refault_anon 2675
[  572.742810][ T8690] workingset_refault_file 143939
[  572.824143][ T8690] swap 127995904
executing program
[  572.898596][ T8690] swapcached 0
[  572.902052][ T8690] pgpgin 1952792
[  573.022803][ T8690] pgpgout 1877804
[  573.073821][ T8690] pgfault 826748
[  573.114127][ T8690] pgmajfault 3618
[  573.117821][ T8690] inactive_anon 135839744
[  573.122188][ T8690] active_anon 170246144
[  573.238911][ T8690] inactive_file 0
[  573.242615][ T8690] active_file 0
[  573.286005][ T8690] unevictable 0
[  573.289530][ T8690] hierarchical_memory_limit 314572800
[  573.334198][ T8690] hierarchical_memsw_limit 9223372036854771712
[  573.340424][ T8690] total_cache 306315264
[  573.364181][ T8690] total_rss 806912
[  573.367999][ T8690] total_rss_huge 0
[  573.371734][ T8690] total_shmem 306315264
[  573.404132][ T8690] total_mapped_file 45862912
[  573.408879][ T8690] total_dirty 0
[  573.412446][ T8690] total_writeback 0
[  573.435999][ T8690] total_workingset_refault_anon 2675
[  573.441347][ T8690] total_workingset_refault_file 143939
[  573.474155][ T8690] total_swap 127995904
[  573.478292][ T8690] total_swapcached 0
[  573.482485][ T8690] total_pgpgin 1952792
[  573.514146][ T8690] total_pgpgout 1877804
[  573.518366][ T8690] total_pgfault 826748
[  573.522548][ T8690] total_pgmajfault 3618
[  573.564246][ T8690] total_inactive_anon 135839744
[  573.569168][ T8690] total_active_anon 170246144
[  573.573870][ T8690] total_inactive_file 0
[  573.614137][ T8690] total_active_file 0
[  573.618195][ T8690] total_unevictable 0
[  573.622370][ T8690] anon_cost 0
[  573.664201][ T8690] file_cost 0
[  573.667555][ T8690] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8641,uid=0
[  573.732553][ T8690] Memory cgroup out of memory: Killed process 8641 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:564kB, shmem-rss:3968kB, UID:0 pgtables:68kB oom_score_adj:1000
[  574.523850][ T8734] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
executing program
[  574.696979][ T8734] CPU: 0 UID: 0 PID: 8734 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  574.708274][ T8734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  574.718362][ T8734] Call Trace:
[  574.721843][ T8734]  <TASK>
[  574.724796][ T8734]  dump_stack_lvl+0x16c/0x1f0
[  574.729513][ T8734]  dump_header+0x101/0x900
[  574.733973][ T8734]  oom_kill_process+0x270/0xa60
[  574.738876][ T8734]  out_of_memory+0x351/0x1700
[  574.743605][ T8734]  ? __pfx_out_of_memory+0x10/0x10
[  574.748753][ T8734]  ? rcu_read_unlock+0x17/0x60
[  574.753563][ T8734]  ? find_held_lock+0x2d/0x110
[  574.758374][ T8734]  mem_cgroup_out_of_memory+0x207/0x270
[  574.764059][ T8734]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  574.770257][ T8734]  ? do_raw_spin_unlock+0x172/0x230
[  574.775758][ T8734]  try_charge_memcg+0x5b9/0xaf0
[  574.780643][ T8734]  ? __pfx_try_charge_memcg+0x10/0x10
[  574.786137][ T8734]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  574.791632][ T8734]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  574.797216][ T8734]  __mem_cgroup_charge+0x9b/0x280
[  574.802291][ T8734]  shmem_alloc_and_add_folio+0x507/0xc00
[  574.808018][ T8734]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  574.814307][ T8734]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  574.820260][ T8734]  shmem_get_folio_gfp+0x689/0x1530
[  574.825517][ T8734]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  574.831209][ T8734]  shmem_write_begin+0x161/0x300
[  574.836196][ T8734]  ? __pfx_shmem_write_begin+0x10/0x10
[  574.841704][ T8734]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  574.848600][ T8734]  generic_perform_write+0x2ba/0x920
[  574.853943][ T8734]  ? __pfx_generic_perform_write+0x10/0x10
[  574.859891][ T8734]  ? __pfx_generic_write_checks+0x10/0x10
[  574.865664][ T8734]  shmem_file_write_iter+0x10e/0x140
[  574.871083][ T8734]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  574.877023][ T8734]  __kernel_write_iter+0x318/0xa80
[  574.882195][ T8734]  ? __pfx___kernel_write_iter+0x10/0x10
[  574.887885][ T8734]  ? get_dump_page+0x15c/0x220
[  574.892715][ T8734]  dump_user_range+0x389/0x8a0
[  574.897542][ T8734]  ? __pfx_dump_user_range+0x10/0x10
[  574.902898][ T8734]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  574.909120][ T8734]  ? __pfx_writenote+0x10/0x10
[  574.914246][ T8734]  elf_core_dump+0x2766/0x3840
[  574.919088][ T8734]  ? __pfx_elf_core_dump+0x10/0x10
[  574.924248][ T8734]  ? kasan_save_stack+0x42/0x60
[  574.929325][ T8734]  ? kasan_save_stack+0x33/0x60
[  574.934394][ T8734]  ? __kasan_kmalloc+0xaa/0xb0
[  574.939195][ T8734]  ? __kmalloc_node_noprof+0x211/0x440
[  574.944700][ T8734]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  574.950392][ T8734]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  574.956330][ T8734]  ? asm_exc_invalid_op+0x1a/0x20
[  574.961465][ T8734]  ? rcu_is_watching+0x12/0xc0
[  574.966282][ T8734]  ? trace_lock_acquire+0x14a/0x1d0
[  574.971539][ T8734]  ? get_signal+0x237c/0x26d0
[  574.976268][ T8734]  ? do_coredump+0x2c42/0x4160
[  574.981087][ T8734]  do_coredump+0x2c42/0x4160
[  574.985737][ T8734]  ? __pfx_do_coredump+0x10/0x10
[  574.990883][ T8734]  ? kmem_cache_free+0x152/0x4b0
[  574.995967][ T8734]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  575.001893][ T8734]  ? asm_exc_invalid_op+0x1a/0x20
[  575.007068][ T8734]  get_signal+0x237c/0x26d0
[  575.011854][ T8734]  ? __pfx_get_signal+0x10/0x10
[  575.016773][ T8734]  ? __pfx_force_sig_fault+0x10/0x10
[  575.022108][ T8734]  arch_do_signal_or_restart+0x90/0x7e0
[  575.027704][ T8734]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  575.033920][ T8734]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  575.040143][ T8734]  irqentry_exit_to_user_mode+0x13f/0x280
[  575.045900][ T8734]  asm_exc_invalid_op+0x1a/0x20
[  575.050800][ T8734] RIP: 0033:0x14
[  575.054369][ T8734] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  575.061843][ T8734] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  575.067946][ T8734] RAX: 0000000000000000 RBX: 0000000000086c9c RCX: 00007fd4984838a9
[  575.076053][ T8734] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  575.084154][ T8734] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  575.092208][ T8734] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  575.100478][ T8734] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000058
[  575.108509][ T8734]  </TASK>
[  575.288048][ T8734] memory: usage 306788kB, limit 307200kB, failcnt 619476
[  575.386888][ T8734] memory+swap: usage 432196kB, limit 9007199254740988kB, failcnt 0
[  575.462760][ T8734] kmem: usage 5868kB, limit 9007199254740988kB, failcnt 0
[  575.527277][ T8734] Memory cgroup stats for /syz0:
[  575.527457][ T8734] cache 307765248
[  575.571731][ T8734] rss 811008
[  575.586579][ T8734] rss_huge 0
[  575.589892][ T8734] shmem 307765248
[  575.604386][ T8734] mapped_file 46678016
[  575.608515][ T8734] dirty 0
[  575.611557][ T8734] writeback 0
[  575.639824][ T8734] workingset_refault_anon 2675
[  575.644815][ T8734] workingset_refault_file 143939
[  575.649783][ T8734] swap 127995904
[  575.653437][ T8734] swapcached 0
[  575.675624][ T8734] pgpgin 1965942
[  575.679325][ T8734] pgpgout 1890605
[  575.682979][ T8734] pgfault 833386
[  575.694196][ T8734] pgmajfault 3618
[  575.697960][ T8734] inactive_anon 200577024
[  575.702334][ T8734] active_anon 107737088
[  575.716185][ T8734] inactive_file 0
[  575.719904][ T8734] active_file 0
[  575.723475][ T8734] unevictable 0
[  575.758194][ T8734] hierarchical_memory_limit 314572800
[  575.763657][ T8734] hierarchical_memsw_limit 9223372036854771712
[  575.783886][ T8734] total_cache 307765248
[  575.794673][ T8734] total_rss 811008
[  575.798458][ T8734] total_rss_huge 0
[  575.802211][ T8734] total_shmem 307765248
[  575.819635][ T8734] total_mapped_file 46678016
[  575.829824][ T8734] total_dirty 0
[  575.833444][ T8734] total_writeback 0
[  575.854436][ T8734] total_workingset_refault_anon 2675
[  575.859793][ T8734] total_workingset_refault_file 143939
[  575.869472][ T8734] total_swap 127995904
[  575.873599][ T8734] total_swapcached 0
[  575.893872][ T8734] total_pgpgin 1965942
[  575.899459][ T8734] total_pgpgout 1890605
[  575.903722][ T8734] total_pgfault 833386
[  575.913472][ T8734] total_pgmajfault 3618
[  575.918105][ T8734] total_inactive_anon 200577024
[  575.923141][ T8734] total_active_anon 107737088
[  575.928075][ T8734] total_inactive_file 0
[  575.932282][ T8734] total_active_file 0
[  575.936410][ T8734] total_unevictable 0
[  575.940423][ T8734] anon_cost 0
[  575.943728][ T8734] file_cost 0
[  575.947211][ T8734] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8660,uid=0
[  575.962651][ T8734] Memory cgroup out of memory: Killed process 8660 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:2688kB, UID:0 pgtables:68kB oom_score_adj:1000
[  577.114572][ T8825] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  577.245653][ T8825] CPU: 0 UID: 0 PID: 8825 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  577.256908][ T8825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  577.266985][ T8825] Call Trace:
[  577.270283][ T8825]  <TASK>
[  577.273234][ T8825]  dump_stack_lvl+0x16c/0x1f0
[  577.277952][ T8825]  dump_header+0x101/0x900
[  577.282499][ T8825]  oom_kill_process+0x270/0xa60
[  577.287406][ T8825]  out_of_memory+0x351/0x1700
[  577.292136][ T8825]  ? __pfx_out_of_memory+0x10/0x10
[  577.297378][ T8825]  ? rcu_read_unlock+0x17/0x60
[  577.302185][ T8825]  ? find_held_lock+0x2d/0x110
[  577.306985][ T8825]  mem_cgroup_out_of_memory+0x207/0x270
[  577.312547][ T8825]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  577.318634][ T8825]  ? do_raw_spin_unlock+0x172/0x230
[  577.323846][ T8825]  try_charge_memcg+0x5b9/0xaf0
[  577.328720][ T8825]  ? __pfx_try_charge_memcg+0x10/0x10
[  577.334142][ T8825]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  577.339702][ T8825]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  577.345384][ T8825]  __mem_cgroup_charge+0x9b/0x280
[  577.350627][ T8825]  shmem_alloc_and_add_folio+0x507/0xc00
[  577.356554][ T8825]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  577.362813][ T8825]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  577.368725][ T8825]  shmem_get_folio_gfp+0x689/0x1530
[  577.374036][ T8825]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  577.379731][ T8825]  shmem_write_begin+0x161/0x300
[  577.384690][ T8825]  ? __pfx_shmem_write_begin+0x10/0x10
[  577.390162][ T8825]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  577.397027][ T8825]  generic_perform_write+0x2ba/0x920
[  577.402417][ T8825]  ? __pfx_generic_perform_write+0x10/0x10
[  577.408282][ T8825]  ? __pfx_generic_write_checks+0x10/0x10
[  577.414113][ T8825]  shmem_file_write_iter+0x10e/0x140
[  577.419426][ T8825]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  577.425247][ T8825]  __kernel_write_iter+0x318/0xa80
[  577.430371][ T8825]  ? __pfx___kernel_write_iter+0x10/0x10
[  577.436028][ T8825]  ? get_dump_page+0x15c/0x220
[  577.440818][ T8825]  dump_user_range+0x389/0x8a0
[  577.445838][ T8825]  ? __pfx_dump_user_range+0x10/0x10
[  577.451221][ T8825]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  577.457485][ T8825]  ? __pfx_writenote+0x10/0x10
[  577.462272][ T8825]  elf_core_dump+0x2766/0x3840
[  577.467067][ T8825]  ? __pfx_elf_core_dump+0x10/0x10
[  577.472192][ T8825]  ? kasan_save_stack+0x42/0x60
[  577.477064][ T8825]  ? kasan_save_stack+0x33/0x60
[  577.481922][ T8825]  ? __kasan_kmalloc+0xaa/0xb0
[  577.486785][ T8825]  ? __kmalloc_node_noprof+0x211/0x440
[  577.492254][ T8825]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  577.497818][ T8825]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  577.503718][ T8825]  ? asm_exc_invalid_op+0x1a/0x20
[  577.508806][ T8825]  ? rcu_is_watching+0x12/0xc0
[  577.513580][ T8825]  ? trace_lock_acquire+0x14a/0x1d0
[  577.518902][ T8825]  ? get_signal+0x237c/0x26d0
[  577.523604][ T8825]  ? do_coredump+0x2c42/0x4160
[  577.528389][ T8825]  do_coredump+0x2c42/0x4160
[  577.533012][ T8825]  ? __pfx_do_coredump+0x10/0x10
[  577.537978][ T8825]  ? kmem_cache_free+0x152/0x4b0
[  577.542937][ T8825]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  577.548926][ T8825]  ? asm_exc_invalid_op+0x1a/0x20
[  577.554018][ T8825]  get_signal+0x237c/0x26d0
[  577.558639][ T8825]  ? __pfx_get_signal+0x10/0x10
[  577.563502][ T8825]  ? __pfx_force_sig_fault+0x10/0x10
[  577.568989][ T8825]  arch_do_signal_or_restart+0x90/0x7e0
[  577.574644][ T8825]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  577.580939][ T8825]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  577.587038][ T8825]  irqentry_exit_to_user_mode+0x13f/0x280
[  577.592772][ T8825]  asm_exc_invalid_op+0x1a/0x20
[  577.597649][ T8825] RIP: 0033:0x14
[  577.601289][ T8825] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  577.608742][ T8825] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  577.615164][ T8825] RAX: 0000000000000000 RBX: 000000000008bda6 RCX: 00007fd4984838a9
[  577.623148][ T8825] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  577.631144][ T8825] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  577.639122][ T8825] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  577.647184][ T8825] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000006b
[  577.655182][ T8825]  </TASK>
[  577.726215][ T8825] memory: usage 296020kB, limit 307200kB, failcnt 624173
[  577.733461][ T8825] memory+swap: usage 418848kB, limit 9007199254740988kB, failcnt 0
[  577.741656][ T8825] kmem: usage 5736kB, limit 9007199254740988kB, failcnt 0
[  577.749015][ T8825] Memory cgroup stats for /syz0:
[  577.749202][ T8825] cache 296300544
[  577.764148][ T8825] rss 798720
[  577.768080][ T8825] rss_huge 0
[  577.771445][ T8825] shmem 296300544
[  577.794298][ T8825] mapped_file 42479616
[  577.798524][ T8825] dirty 0
[  577.801480][ T8825] writeback 0
[  577.834120][ T8825] workingset_refault_anon 2675
[  577.839097][ T8825] workingset_refault_file 143939
[  577.874903][ T8825] swap 125890560
[  577.878605][ T8825] swapcached 4096
[  577.882260][ T8825] pgpgin 1968071
[  577.934243][ T8825] pgpgout 1895536
[  577.937953][ T8825] pgfault 834453
[  577.941652][ T8825] pgmajfault 3618
[  577.995252][ T8825] inactive_anon 107655168
[  577.999653][ T8825] active_anon 189038592
[  578.003844][ T8825] inactive_file 0
[  578.054133][ T8825] active_file 0
[  578.057663][ T8825] unevictable 0
[  578.061159][ T8825] hierarchical_memory_limit 314572800
[  578.118372][ T8825] hierarchical_memsw_limit 9223372036854771712
[  578.147476][ T8825] total_cache 296300544
[  578.151800][ T8825] total_rss 798720
[  578.178805][ T8825] total_rss_huge 0
[  578.182628][ T8825] total_shmem 296300544
[  578.204289][ T8825] total_mapped_file 42479616
[  578.209125][ T8825] total_dirty 0
[  578.212671][ T8825] total_writeback 0
[  578.234148][ T8825] total_workingset_refault_anon 2675
[  578.239686][ T8825] total_workingset_refault_file 143939
[  578.254151][ T8825] total_swap 125890560
[  578.258282][ T8825] total_swapcached 4096
[  578.262533][ T8825] total_pgpgin 1968071
[  578.284252][ T8825] total_pgpgout 1895536
[  578.288567][ T8825] total_pgfault 834453
[  578.292665][ T8825] total_pgmajfault 3618
[  578.304200][ T8825] total_inactive_anon 107655168
[  578.309293][ T8825] total_active_anon 189038592
[  578.324172][ T8825] total_inactive_file 0
[  578.328548][ T8825] total_active_file 0
[  578.332661][ T8825] total_unevictable 0
[  578.354189][ T8825] anon_cost 0
[  578.358072][ T8825] file_cost 0
[  578.362219][ T8825] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8317,uid=0
[  578.403504][ T8825] Memory cgroup out of memory: Killed process 8317 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:4224kB, UID:0 pgtables:104kB oom_score_adj:1000
[  579.019572][ T8765] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  579.180232][ T8765] CPU: 1 UID: 0 PID: 8765 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  579.191604][ T8765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  579.202469][ T8765] Call Trace:
[  579.206043][ T8765]  <TASK>
[  579.209099][ T8765]  dump_stack_lvl+0x16c/0x1f0
[  579.213818][ T8765]  dump_header+0x101/0x900
[  579.218291][ T8765]  oom_kill_process+0x270/0xa60
[  579.223189][ T8765]  out_of_memory+0x351/0x1700
[  579.228001][ T8765]  ? ww_mutex_lock+0xd0/0x140
[  579.232718][ T8765]  ? __pfx_out_of_memory+0x10/0x10
[  579.238051][ T8765]  ? rcu_read_unlock+0x17/0x60
[  579.242853][ T8765]  ? find_held_lock+0x2d/0x110
[  579.247744][ T8765]  mem_cgroup_out_of_memory+0x207/0x270
[  579.253324][ T8765]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  579.259532][ T8765]  ? do_raw_spin_unlock+0x172/0x230
[  579.264870][ T8765]  try_charge_memcg+0x5b9/0xaf0
[  579.269772][ T8765]  ? __pfx_try_charge_memcg+0x10/0x10
[  579.275277][ T8765]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  579.280772][ T8765]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  579.286357][ T8765]  __mem_cgroup_charge+0x9b/0x280
[  579.291611][ T8765]  shmem_alloc_and_add_folio+0x507/0xc00
[  579.297389][ T8765]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  579.303584][ T8765]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  579.309708][ T8765]  shmem_get_folio_gfp+0x689/0x1530
[  579.315030][ T8765]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  579.320700][ T8765]  ? filemap_map_pages+0xf93/0x16a0
[  579.325932][ T8765]  shmem_fault+0x200/0xae0
[  579.330390][ T8765]  ? __pfx_shmem_fault+0x10/0x10
[  579.335447][ T8765]  ? do_pte_missing+0xddf/0x3e70
[  579.340413][ T8765]  ? __pfx_lock_release+0x10/0x10
[  579.345896][ T8765]  __do_fault+0x10a/0x490
[  579.350324][ T8765]  do_pte_missing+0xec5/0x3e70
[  579.355107][ T8765]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  579.360760][ T8765]  ? rcu_is_watching+0x12/0xc0
[  579.365550][ T8765]  __handle_mm_fault+0x100a/0x2a10
[  579.370786][ T8765]  ? __pfx___handle_mm_fault+0x10/0x10
[  579.376523][ T8765]  ? __pfx_lock_release+0x10/0x10
[  579.381659][ T8765]  ? follow_page_pte+0x50d/0x1eb0
[  579.386705][ T8765]  handle_mm_fault+0x3fa/0xaa0
[  579.391521][ T8765]  __get_user_pages+0x8d9/0x3b50
[  579.396487][ T8765]  ? __pfx___get_user_pages+0x10/0x10
[  579.401883][ T8765]  ? down_read_killable+0xcc/0x380
[  579.407090][ T8765]  ? __pfx_down_read_killable+0x10/0x10
[  579.412731][ T8765]  ? shmem_file_write_iter+0xcf/0x140
[  579.418218][ T8765]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  579.424110][ T8765]  ? __kernel_write_iter+0x59f/0xa80
[  579.429412][ T8765]  get_dump_page+0xfb/0x220
[  579.434026][ T8765]  ? __pfx_get_dump_page+0x10/0x10
[  579.439160][ T8765]  ? dump_user_range+0x4bd/0x8a0
[  579.444116][ T8765]  dump_user_range+0x135/0x8a0
[  579.448932][ T8765]  ? __pfx_dump_user_range+0x10/0x10
[  579.454323][ T8765]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  579.460514][ T8765]  ? __pfx_writenote+0x10/0x10
[  579.465350][ T8765]  elf_core_dump+0x2766/0x3840
[  579.470161][ T8765]  ? __pfx_elf_core_dump+0x10/0x10
[  579.475484][ T8765]  ? kasan_save_stack+0x42/0x60
[  579.480452][ T8765]  ? kasan_save_stack+0x33/0x60
[  579.485318][ T8765]  ? __kasan_kmalloc+0xaa/0xb0
[  579.490187][ T8765]  ? __kmalloc_node_noprof+0x211/0x440
[  579.495745][ T8765]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  579.501225][ T8765]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  579.507129][ T8765]  ? asm_exc_invalid_op+0x1a/0x20
[  579.512330][ T8765]  ? rcu_is_watching+0x12/0xc0
[  579.517119][ T8765]  ? trace_lock_acquire+0x14a/0x1d0
[  579.522440][ T8765]  ? get_signal+0x237c/0x26d0
[  579.527154][ T8765]  ? do_coredump+0x2c42/0x4160
[  579.531937][ T8765]  do_coredump+0x2c42/0x4160
[  579.536553][ T8765]  ? __pfx_do_coredump+0x10/0x10
[  579.541519][ T8765]  ? kmem_cache_free+0x152/0x4b0
[  579.546490][ T8765]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  579.552399][ T8765]  ? asm_exc_invalid_op+0x1a/0x20
[  579.557504][ T8765]  get_signal+0x237c/0x26d0
[  579.562239][ T8765]  ? __pfx_get_signal+0x10/0x10
[  579.567207][ T8765]  ? __pfx_force_sig_fault+0x10/0x10
[  579.572596][ T8765]  arch_do_signal_or_restart+0x90/0x7e0
[  579.578253][ T8765]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  579.584438][ T8765]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  579.590539][ T8765]  irqentry_exit_to_user_mode+0x13f/0x280
[  579.596270][ T8765]  asm_exc_invalid_op+0x1a/0x20
[  579.601134][ T8765] RIP: 0033:0x14
[  579.604688][ T8765] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  579.612075][ T8765] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  579.618166][ T8765] RAX: 0000000000000000 RBX: 000000000008974f RCX: 00007fd4984838a9
[  579.626154][ T8765] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  579.634134][ T8765] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  579.642135][ T8765] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  579.650127][ T8765] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000005f
[  579.658136][ T8765]  </TASK>
[  579.681842][ T8765] memory: usage 307200kB, limit 307200kB, failcnt 626339
[  579.689259][ T8765] memory+swap: usage 432132kB, limit 9007199254740988kB, failcnt 0
[  579.697328][ T8765] kmem: usage 5592kB, limit 9007199254740988kB, failcnt 0
[  579.704697][ T8765] Memory cgroup stats for /syz0:
[  579.704867][ T8765] cache 308002816
[  579.713582][ T8765] rss 786432
[  579.716967][ T8765] rss_huge 0
[  579.720464][ T8765] shmem 308002816
[  579.734150][ T8765] mapped_file 43724800
[  579.738485][ T8765] dirty 0
[  579.741549][ T8765] writeback 0
[  579.754157][ T8765] workingset_refault_anon 2679
[  579.759082][ T8765] workingset_refault_file 143939
[  579.764050][ T8765] swap 127930368
[  579.787814][ T8765] swapcached 4096
[  579.791562][ T8765] pgpgin 1973117
[  579.804134][ T8765] pgpgout 1897717
[  579.807940][ T8765] pgfault 836943
[  579.811522][ T8765] pgmajfault 3621
[  579.834130][ T8765] inactive_anon 198713344
[  579.838547][ T8765] active_anon 110075904
[  579.842724][ T8765] inactive_file 0
[  579.875214][ T8765] active_file 0
[  579.878836][ T8765] unevictable 0
[  579.882323][ T8765] hierarchical_memory_limit 314572800
[  579.914931][ T8765] hierarchical_memsw_limit 9223372036854771712
[  579.921421][ T8765] total_cache 308002816
[  579.955958][ T8765] total_rss 786432
[  579.959792][ T8765] total_rss_huge 0
[  579.963621][ T8765] total_shmem 308002816
[  579.994149][ T8765] total_mapped_file 43724800
[  579.998828][ T8765] total_dirty 0
[  580.002319][ T8765] total_writeback 0
[  580.054381][ T8765] total_workingset_refault_anon 2679
[  580.060094][ T8765] total_workingset_refault_file 143939
[  580.095621][ T8765] total_swap 127930368
[  580.099754][ T8765] total_swapcached 4096
[  580.103924][ T8765] total_pgpgin 1973117
[  580.115957][ T8765] total_pgpgout 1897717
[  580.120198][ T8765] total_pgfault 836943
[  580.134750][ T8765] total_pgmajfault 3621
[  580.138978][ T8765] total_inactive_anon 198713344
[  580.143943][ T8765] total_active_anon 110075904
[  580.164808][ T8765] total_inactive_file 0
[  580.169053][ T8765] total_active_file 0
[  580.173061][ T8765] total_unevictable 0
[  580.206362][ T8765] anon_cost 0
[  580.209720][ T8765] file_cost 0
[  580.213031][ T8765] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8646,uid=0
[  580.243969][ T8765] Memory cgroup out of memory: Killed process 8646 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:544kB, shmem-rss:5248kB, UID:0 pgtables:56kB oom_score_adj:1000
executing program
[  582.335455][   T32] oom_reaper: reaped process 8646 (syz-executor108), now anon-rss:0kB, file-rss:0kB, shmem-rss:4992kB
[  582.377225][ T8606] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  582.494120][ T8606] CPU: 0 UID: 0 PID: 8606 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  582.505300][ T8606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  582.515478][ T8606] Call Trace:
[  582.518782][ T8606]  <TASK>
[  582.521905][ T8606]  dump_stack_lvl+0x16c/0x1f0
[  582.526724][ T8606]  dump_header+0x101/0x900
[  582.531231][ T8606]  oom_kill_process+0x270/0xa60
[  582.536152][ T8606]  out_of_memory+0x351/0x1700
[  582.540980][ T8606]  ? __pfx_out_of_memory+0x10/0x10
[  582.546139][ T8606]  ? rcu_read_unlock+0x17/0x60
[  582.551020][ T8606]  ? find_held_lock+0x2d/0x110
[  582.555959][ T8606]  mem_cgroup_out_of_memory+0x207/0x270
[  582.561542][ T8606]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  582.567648][ T8606]  ? do_raw_spin_unlock+0x172/0x230
[  582.572963][ T8606]  try_charge_memcg+0x5b9/0xaf0
[  582.578030][ T8606]  ? __pfx_try_charge_memcg+0x10/0x10
[  582.583518][ T8606]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  582.589006][ T8606]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  582.595023][ T8606]  __mem_cgroup_charge+0x9b/0x280
[  582.600121][ T8606]  shmem_alloc_and_add_folio+0x507/0xc00
[  582.605984][ T8606]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  582.612180][ T8606]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  582.618112][ T8606]  shmem_get_folio_gfp+0x689/0x1530
[  582.623492][ T8606]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  582.629222][ T8606]  shmem_write_begin+0x161/0x300
[  582.634308][ T8606]  ? __pfx_shmem_write_begin+0x10/0x10
[  582.639810][ T8606]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  582.646706][ T8606]  generic_perform_write+0x2ba/0x920
[  582.652041][ T8606]  ? __pfx_generic_perform_write+0x10/0x10
[  582.657896][ T8606]  ? __pfx_generic_write_checks+0x10/0x10
[  582.663671][ T8606]  shmem_file_write_iter+0x10e/0x140
[  582.669055][ T8606]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  582.674997][ T8606]  __kernel_write_iter+0x318/0xa80
[  582.680238][ T8606]  ? __pfx___kernel_write_iter+0x10/0x10
[  582.686107][ T8606]  ? get_dump_page+0x15c/0x220
[  582.690917][ T8606]  ? dump_interrupted+0x1c/0xf0
[  582.695890][ T8606]  dump_user_range+0x389/0x8a0
[  582.700784][ T8606]  ? __pfx_dump_user_range+0x10/0x10
[  582.706100][ T8606]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  582.712301][ T8606]  ? __pfx_writenote+0x10/0x10
[  582.717103][ T8606]  elf_core_dump+0x2766/0x3840
[  582.721953][ T8606]  ? __pfx_elf_core_dump+0x10/0x10
[  582.727172][ T8606]  ? kasan_save_stack+0x42/0x60
[  582.732037][ T8606]  ? kasan_save_stack+0x33/0x60
[  582.736907][ T8606]  ? __kasan_kmalloc+0xaa/0xb0
[  582.741885][ T8606]  ? __kmalloc_node_noprof+0x211/0x440
[  582.747548][ T8606]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  582.753025][ T8606]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  582.758941][ T8606]  ? asm_exc_invalid_op+0x1a/0x20
[  582.764120][ T8606]  ? rcu_is_watching+0x12/0xc0
[  582.769081][ T8606]  ? trace_lock_acquire+0x14a/0x1d0
[  582.774433][ T8606]  ? get_signal+0x237c/0x26d0
[  582.779127][ T8606]  ? do_coredump+0x2c42/0x4160
[  582.784101][ T8606]  do_coredump+0x2c42/0x4160
[  582.788723][ T8606]  ? __pfx_do_coredump+0x10/0x10
[  582.793755][ T8606]  ? kmem_cache_free+0x152/0x4b0
[  582.798725][ T8606]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  582.804631][ T8606]  ? asm_exc_invalid_op+0x1a/0x20
[  582.809721][ T8606]  get_signal+0x237c/0x26d0
[  582.814510][ T8606]  ? __pfx_get_signal+0x10/0x10
[  582.819568][ T8606]  ? __pfx_force_sig_fault+0x10/0x10
[  582.824887][ T8606]  arch_do_signal_or_restart+0x90/0x7e0
[  582.830468][ T8606]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  582.836648][ T8606]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  582.842739][ T8606]  irqentry_exit_to_user_mode+0x13f/0x280
[  582.848467][ T8606]  asm_exc_invalid_op+0x1a/0x20
[  582.853334][ T8606] RIP: 0033:0x14
[  582.856886][ T8606] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  582.864254][ T8606] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  582.870331][ T8606] RAX: 0000000000000000 RBX: 000000000008261a RCX: 00007fd4984838a9
[  582.878306][ T8606] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  582.886285][ T8606] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  582.894350][ T8606] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  582.902332][ T8606] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000003f
[  582.910326][ T8606]  </TASK>
[  582.974163][ T8606] memory: usage 307200kB, limit 307200kB, failcnt 632494
[  582.981341][ T8606] memory+swap: usage 432072kB, limit 9007199254740988kB, failcnt 0
[  582.994162][ T8606] kmem: usage 5724kB, limit 9007199254740988kB, failcnt 0
[  583.004203][ T8606] Memory cgroup stats for /syz0:
[  583.004356][ T8606] cache 307941376
[  583.013120][ T8606] rss 643072
[  583.024127][ T8606] rss_huge 0
[  583.027383][ T8606] shmem 307941376
[  583.031033][ T8606] mapped_file 54980608
[  583.059063][ T8606] dirty 0
[  583.062064][ T8606] writeback 0
[  583.075189][ T8606] workingset_refault_anon 2679
[  583.080047][ T8606] workingset_refault_file 143939
[  583.094164][ T8606] swap 127991808
[  583.097862][ T8606] swapcached 4096
[  583.101521][ T8606] pgpgin 1984304
[  583.134270][ T8606] pgpgout 1908965
[  583.137987][ T8606] pgfault 842469
[  583.141652][ T8606] pgmajfault 3621
[  583.174209][ T8606] inactive_anon 198107136
[  583.178611][ T8606] active_anon 110206976
[  583.182874][ T8606] inactive_file 0
[  583.201852][ T8606] active_file 0
[  583.224280][ T8606] unevictable 0
[  583.227897][ T8606] hierarchical_memory_limit 314572800
[  583.233407][ T8606] hierarchical_memsw_limit 9223372036854771712
[  583.254273][ T8606] total_cache 307941376
[  583.258490][ T8606] total_rss 643072
[  583.262222][ T8606] total_rss_huge 0
[  583.284210][ T8606] total_shmem 307941376
[  583.288433][ T8606] total_mapped_file 54980608
[  583.293136][ T8606] total_dirty 0
[  583.309610][ T8606] total_writeback 0
[  583.313483][ T8606] total_workingset_refault_anon 2679
[  583.330766][ T8606] total_workingset_refault_file 143939
[  583.343362][ T8606] total_swap 127991808
[  583.348143][ T8606] total_swapcached 4096
[  583.352329][ T8606] total_pgpgin 1984304
[  583.356463][ T8606] total_pgpgout 1908965
[  583.360627][ T8606] total_pgfault 842469
[  583.364763][ T8606] total_pgmajfault 3621
[  583.369017][ T8606] total_inactive_anon 198107136
[  583.373856][ T8606] total_active_anon 110206976
[  583.378591][ T8606] total_inactive_file 0
[  583.383010][ T8606] total_active_file 0
[  583.387129][ T8606] total_unevictable 0
[  583.391256][ T8606] anon_cost 0
[  583.394598][ T8606] file_cost 0
[  583.397921][ T8606] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8704,uid=0
[  583.413375][ T8606] Memory cgroup out of memory: Killed process 8704 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:6784kB, UID:0 pgtables:72kB oom_score_adj:1000
[  583.785097][ T8631] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  583.953839][ T8631] CPU: 0 UID: 0 PID: 8631 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  583.965236][ T8631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  583.975374][ T8631] Call Trace:
[  583.978684][ T8631]  <TASK>
[  583.981726][ T8631]  dump_stack_lvl+0x16c/0x1f0
[  583.986532][ T8631]  dump_header+0x101/0x900
[  583.990993][ T8631]  oom_kill_process+0x270/0xa60
[  583.995889][ T8631]  out_of_memory+0x351/0x1700
[  584.000707][ T8631]  ? ww_mutex_lock+0xd0/0x140
[  584.005428][ T8631]  ? __pfx_out_of_memory+0x10/0x10
[  584.010673][ T8631]  ? rcu_read_unlock+0x17/0x60
[  584.015486][ T8631]  ? find_held_lock+0x2d/0x110
[  584.020379][ T8631]  mem_cgroup_out_of_memory+0x207/0x270
[  584.025960][ T8631]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  584.032607][ T8631]  ? do_raw_spin_unlock+0x172/0x230
[  584.037917][ T8631]  try_charge_memcg+0x5b9/0xaf0
[  584.042915][ T8631]  ? __pfx_try_charge_memcg+0x10/0x10
[  584.048322][ T8631]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  584.053842][ T8631]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  584.059531][ T8631]  __mem_cgroup_charge+0x9b/0x280
[  584.064723][ T8631]  shmem_alloc_and_add_folio+0x507/0xc00
[  584.070506][ T8631]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  584.076710][ T8631]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  584.083049][ T8631]  shmem_get_folio_gfp+0x689/0x1530
[  584.088301][ T8631]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  584.093989][ T8631]  ? filemap_map_pages+0xf93/0x16a0
[  584.099265][ T8631]  shmem_fault+0x200/0xae0
[  584.103824][ T8631]  ? __pfx_shmem_fault+0x10/0x10
[  584.108842][ T8631]  ? do_pte_missing+0xddf/0x3e70
[  584.113912][ T8631]  ? __pfx_lock_release+0x10/0x10
[  584.119008][ T8631]  __do_fault+0x10a/0x490
[  584.123398][ T8631]  do_pte_missing+0xec5/0x3e70
[  584.128218][ T8631]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  584.133945][ T8631]  ? rcu_is_watching+0x12/0xc0
[  584.138846][ T8631]  __handle_mm_fault+0x100a/0x2a10
[  584.144014][ T8631]  ? __pfx___handle_mm_fault+0x10/0x10
[  584.149652][ T8631]  ? __pfx_lock_release+0x10/0x10
[  584.154821][ T8631]  ? follow_page_pte+0x50d/0x1eb0
[  584.159902][ T8631]  handle_mm_fault+0x3fa/0xaa0
[  584.164717][ T8631]  __get_user_pages+0x8d9/0x3b50
[  584.169714][ T8631]  ? __pfx___get_user_pages+0x10/0x10
[  584.175125][ T8631]  ? down_read_killable+0xcc/0x380
[  584.180272][ T8631]  ? __pfx_down_read_killable+0x10/0x10
[  584.185848][ T8631]  ? shmem_file_write_iter+0xcf/0x140
[  584.191270][ T8631]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  584.197115][ T8631]  ? __kernel_write_iter+0x59f/0xa80
[  584.202439][ T8631]  get_dump_page+0xfb/0x220
[  584.206983][ T8631]  ? __pfx_get_dump_page+0x10/0x10
[  584.212139][ T8631]  dump_user_range+0x135/0x8a0
[  584.217041][ T8631]  ? __pfx_dump_user_range+0x10/0x10
[  584.222374][ T8631]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  584.228583][ T8631]  ? __pfx_writenote+0x10/0x10
[  584.233397][ T8631]  elf_core_dump+0x2766/0x3840
[  584.238401][ T8631]  ? __pfx_elf_core_dump+0x10/0x10
[  584.243645][ T8631]  ? kasan_save_stack+0x42/0x60
[  584.248531][ T8631]  ? kasan_save_stack+0x33/0x60
[  584.253454][ T8631]  ? __kasan_kmalloc+0xaa/0xb0
[  584.258260][ T8631]  ? __kmalloc_node_noprof+0x211/0x440
[  584.263928][ T8631]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  584.269424][ T8631]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  584.275342][ T8631]  ? asm_exc_invalid_op+0x1a/0x20
[  584.280448][ T8631]  ? rcu_is_watching+0x12/0xc0
[  584.285241][ T8631]  ? trace_lock_acquire+0x14a/0x1d0
[  584.290497][ T8631]  ? get_signal+0x237c/0x26d0
[  584.295221][ T8631]  ? do_coredump+0x2c42/0x4160
[  584.300015][ T8631]  do_coredump+0x2c42/0x4160
[  584.304656][ T8631]  ? __pfx_do_coredump+0x10/0x10
[  584.309628][ T8631]  ? kmem_cache_free+0x152/0x4b0
[  584.314690][ T8631]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  584.320707][ T8631]  ? asm_exc_invalid_op+0x1a/0x20
[  584.326032][ T8631]  get_signal+0x237c/0x26d0
[  584.330591][ T8631]  ? __pfx_get_signal+0x10/0x10
[  584.335478][ T8631]  ? __pfx_force_sig_fault+0x10/0x10
[  584.340809][ T8631]  arch_do_signal_or_restart+0x90/0x7e0
[  584.346573][ T8631]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  584.352861][ T8631]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  584.358987][ T8631]  irqentry_exit_to_user_mode+0x13f/0x280
[  584.364788][ T8631]  asm_exc_invalid_op+0x1a/0x20
[  584.369682][ T8631] RIP: 0033:0x14
[  584.373255][ T8631] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  584.380733][ T8631] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  584.386942][ T8631] RAX: 0000000000000000 RBX: 0000000000082afa RCX: 00007fd4984838a9
[  584.394961][ T8631] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  584.403121][ T8631] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  584.411218][ T8631] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  584.419347][ T8631] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000044
[  584.427329][ T8631]  </TASK>
[  584.431301][ T8631] memory: usage 289896kB, limit 307200kB, failcnt 634139
[  584.439011][ T8631] memory+swap: usage 413572kB, limit 9007199254740988kB, failcnt 0
[  584.447033][ T8631] kmem: usage 5564kB, limit 9007199254740988kB, failcnt 0
[  584.454319][ T8631] Memory cgroup stats for /syz0:
[  584.454482][ T8631] cache 290471936
[  584.463141][ T8631] rss 638976
[  584.466441][ T8631] rss_huge 0
[  584.469647][ T8631] shmem 290471936
[  584.473269][ T8631] mapped_file 50991104
[  584.477391][ T8631] dirty 0
[  584.480360][ T8631] writeback 0
[  584.483648][ T8631] workingset_refault_anon 2679
[  584.488485][ T8631] workingset_refault_file 143939
[  584.493431][ T8631] swap 126644224
[  584.497114][ T8631] swapcached 4096
[  584.500840][ T8631] pgpgin 1989029
[  584.504495][ T8631] pgpgout 1917956
[  584.508139][ T8631] pgfault 844799
[  584.511674][ T8631] pgmajfault 3621
[  584.515545][ T8631] inactive_anon 164999168
[  584.519978][ T8631] active_anon 126115840
[  584.524211][ T8631] inactive_file 0
[  584.527851][ T8631] active_file 0
[  584.531321][ T8631] unevictable 0
[  584.535242][ T8631] hierarchical_memory_limit 314572800
[  584.540703][ T8631] hierarchical_memsw_limit 9223372036854771712
[  584.547157][ T8631] total_cache 290471936
[  584.551360][ T8631] total_rss 638976
[  584.556526][ T8631] total_rss_huge 0
[  584.560260][ T8631] total_shmem 290471936
[  584.564489][ T8631] total_mapped_file 50991104
[  584.569087][ T8631] total_dirty 0
[  584.572531][ T8631] total_writeback 0
[  584.576411][ T8631] total_workingset_refault_anon 2679
[  584.581707][ T8631] total_workingset_refault_file 143939
[  584.587260][ T8631] total_swap 126644224
[  584.591425][ T8631] total_swapcached 4096
[  584.595652][ T8631] total_pgpgin 1989029
[  584.599922][ T8631] total_pgpgout 1917956
[  584.604264][ T8631] total_pgfault 844799
[  584.608360][ T8631] total_pgmajfault 3621
[  584.612506][ T8631] total_inactive_anon 164999168
[  584.617543][ T8631] total_active_anon 126115840
[  584.622410][ T8631] total_inactive_file 0
[  584.626644][ T8631] total_active_file 0
[  584.630671][ T8631] total_unevictable 0
[  584.634720][ T8631] anon_cost 0
[  584.638021][ T8631] file_cost 0
[  584.641391][ T8631] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8744,uid=0
[  584.656975][ T8631] Memory cgroup out of memory: Killed process 8744 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:696kB, shmem-rss:6400kB, UID:0 pgtables:68kB oom_score_adj:1000
[  585.017215][ T8675] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  585.158204][ T8675] CPU: 0 UID: 0 PID: 8675 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  585.169781][ T8675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  585.179863][ T8675] Call Trace:
[  585.183162][ T8675]  <TASK>
[  585.186125][ T8675]  dump_stack_lvl+0x16c/0x1f0
[  585.190963][ T8675]  dump_header+0x101/0x900
[  585.195450][ T8675]  oom_kill_process+0x270/0xa60
[  585.200477][ T8675]  out_of_memory+0x351/0x1700
[  585.205390][ T8675]  ? __pfx_out_of_memory+0x10/0x10
[  585.210542][ T8675]  ? rcu_read_unlock+0x17/0x60
[  585.215358][ T8675]  ? find_held_lock+0x2d/0x110
[  585.220165][ T8675]  mem_cgroup_out_of_memory+0x207/0x270
[  585.225935][ T8675]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  585.232228][ T8675]  ? do_raw_spin_unlock+0x172/0x230
[  585.237740][ T8675]  try_charge_memcg+0x5b9/0xaf0
[  585.242670][ T8675]  ? __pfx_try_charge_memcg+0x10/0x10
[  585.248214][ T8675]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  585.253719][ T8675]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  585.259296][ T8675]  __mem_cgroup_charge+0x9b/0x280
[  585.264368][ T8675]  shmem_alloc_and_add_folio+0x507/0xc00
[  585.270049][ T8675]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  585.276297][ T8675]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  585.282303][ T8675]  ? mark_lock+0xb5/0xc60
[  585.286801][ T8675]  shmem_get_folio_gfp+0x689/0x1530
[  585.292046][ T8675]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  585.297910][ T8675]  ? inode_update_timestamps+0x165/0x580
[  585.303627][ T8675]  shmem_write_begin+0x161/0x300
[  585.308646][ T8675]  ? __pfx_shmem_write_begin+0x10/0x10
[  585.314135][ T8675]  ? lockdep_hardirqs_on+0x7c/0x110
[  585.319375][ T8675]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  585.326261][ T8675]  ? ktime_get_coarse_real_ts64+0x147/0x200
[  585.332198][ T8675]  generic_perform_write+0x2ba/0x920
[  585.337625][ T8675]  ? __pfx_generic_perform_write+0x10/0x10
[  585.343529][ T8675]  ? __mark_inode_dirty+0x2ae/0xe60
[  585.348861][ T8675]  ? generic_update_time+0xcf/0xf0
[  585.354016][ T8675]  ? mnt_put_write_access_file+0x45/0xf0
[  585.359779][ T8675]  shmem_file_write_iter+0x10e/0x140
[  585.365110][ T8675]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  585.370965][ T8675]  __kernel_write_iter+0x318/0xa80
[  585.376214][ T8675]  ? __pfx___kernel_write_iter+0x10/0x10
[  585.382042][ T8675]  ? get_dump_page+0x15c/0x220
[  585.387133][ T8675]  ? copy_mc_to_kernel+0x3a/0xc0
[  585.392212][ T8675]  ? copy_mc_enhanced_fast_string+0x4/0x13
[  585.398077][ T8675]  dump_user_range+0x389/0x8a0
[  585.403012][ T8675]  ? __pfx_dump_user_range+0x10/0x10
[  585.408362][ T8675]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  585.414582][ T8675]  ? __pfx_writenote+0x10/0x10
[  585.419580][ T8675]  elf_core_dump+0x2766/0x3840
[  585.424411][ T8675]  ? __pfx_elf_core_dump+0x10/0x10
[  585.429741][ T8675]  ? kasan_save_stack+0x42/0x60
[  585.434877][ T8675]  ? kasan_save_stack+0x33/0x60
[  585.439767][ T8675]  ? __kasan_kmalloc+0xaa/0xb0
[  585.444628][ T8675]  ? __kmalloc_node_noprof+0x211/0x440
[  585.450129][ T8675]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  585.455668][ T8675]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  585.461817][ T8675]  ? asm_exc_invalid_op+0x1a/0x20
[  585.466946][ T8675]  ? rcu_is_watching+0x12/0xc0
[  585.471758][ T8675]  ? trace_lock_acquire+0x14a/0x1d0
[  585.477039][ T8675]  ? get_signal+0x237c/0x26d0
[  585.481863][ T8675]  ? do_coredump+0x2c42/0x4160
[  585.486666][ T8675]  do_coredump+0x2c42/0x4160
[  585.491400][ T8675]  ? __pfx_do_coredump+0x10/0x10
[  585.496381][ T8675]  ? kmem_cache_free+0x152/0x4b0
[  585.501459][ T8675]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  585.507492][ T8675]  ? asm_exc_invalid_op+0x1a/0x20
[  585.512636][ T8675]  get_signal+0x237c/0x26d0
[  585.517196][ T8675]  ? __pfx_get_signal+0x10/0x10
[  585.522082][ T8675]  ? __pfx_force_sig_fault+0x10/0x10
[  585.527429][ T8675]  arch_do_signal_or_restart+0x90/0x7e0
[  585.533110][ T8675]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  585.539416][ T8675]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  585.545806][ T8675]  irqentry_exit_to_user_mode+0x13f/0x280
[  585.551573][ T8675]  asm_exc_invalid_op+0x1a/0x20
[  585.556473][ T8675] RIP: 0033:0x14
[  585.560055][ T8675] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  585.567537][ T8675] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  585.573650][ T8675] RAX: 0000000000000000 RBX: 0000000000084db4 RCX: 00007fd4984838a9
[  585.581935][ T8675] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  585.590051][ T8675] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  585.598147][ T8675] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  585.606169][ T8675] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000004c
[  585.614551][ T8675]  </TASK>
[  585.632795][ T8675] memory: usage 307200kB, limit 307200kB, failcnt 635415
[  585.668138][ T8675] memory+swap: usage 432192kB, limit 9007199254740988kB, failcnt 0
[  585.699509][ T8675] kmem: usage 5448kB, limit 9007199254740988kB, failcnt 0
[  585.709259][ T8675] Memory cgroup stats for /syz0:
[  585.709435][ T8675] cache 308383744
[  585.733229][ T8675] rss 602112
[  585.736799][ T8675] rss_huge 0
[  585.740290][ T8675] shmem 308383744
[  585.744642][ T8675] mapped_file 63070208
[  585.748750][ T8675] dirty 0
[  585.751730][ T8675] writeback 0
[  585.767583][ T8675] workingset_refault_anon 2679
[  585.772427][ T8675] workingset_refault_file 143939
[  585.783485][ T8675] swap 127991808
[  585.787619][ T8675] swapcached 4096
[  585.791295][ T8675] pgpgin 1998303
[  585.795341][ T8675] pgpgout 1922864
[  585.799011][ T8675] pgfault 849375
[  585.802664][ T8675] pgmajfault 3621
[  585.806984][ T8675] inactive_anon 149798912
[  585.811345][ T8675] active_anon 159191040
[  585.815748][ T8675] inactive_file 0
[  585.819451][ T8675] active_file 0
[  585.822916][ T8675] unevictable 0
[  585.826538][ T8675] hierarchical_memory_limit 314572800
[  585.831930][ T8675] hierarchical_memsw_limit 9223372036854771712
[  585.838193][ T8675] total_cache 308383744
[  585.842376][ T8675] total_rss 602112
[  585.846217][ T8675] total_rss_huge 0
[  585.849966][ T8675] total_shmem 308383744
[  585.854207][ T8675] total_mapped_file 63070208
[  585.858823][ T8675] total_dirty 0
[  585.862282][ T8675] total_writeback 0
[  585.866146][ T8675] total_workingset_refault_anon 2679
[  585.871443][ T8675] total_workingset_refault_file 143939
[  585.877071][ T8675] total_swap 127991808
[  585.881262][ T8675] total_swapcached 4096
[  585.885773][ T8675] total_pgpgin 1998303
[  585.889863][ T8675] total_pgpgout 1922864
[  585.894026][ T8675] total_pgfault 849375
[  585.898217][ T8675] total_pgmajfault 3621
[  585.902486][ T8675] total_inactive_anon 149798912
[  585.908269][ T8675] total_active_anon 159191040
[  585.913055][ T8675] total_inactive_file 0
[  585.917319][ T8675] total_active_file 0
[  585.921483][ T8675] total_unevictable 0
[  585.925537][ T8675] anon_cost 0
[  585.928847][ T8675] file_cost 0
[  585.932150][ T8675] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8765,uid=0
[  585.947792][ T8675] Memory cgroup out of memory: Killed process 8765 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:6272kB, UID:0 pgtables:64kB oom_score_adj:1000
[  586.160186][ T8531] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  586.274469][ T8531] CPU: 0 UID: 0 PID: 8531 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  586.285666][ T8531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  586.296007][ T8531] Call Trace:
[  586.299306][ T8531]  <TASK>
[  586.302259][ T8531]  dump_stack_lvl+0x16c/0x1f0
[  586.306973][ T8531]  dump_header+0x101/0x900
[  586.311432][ T8531]  oom_kill_process+0x270/0xa60
[  586.316330][ T8531]  out_of_memory+0x351/0x1700
[  586.321050][ T8531]  ? __pfx_out_of_memory+0x10/0x10
[  586.326191][ T8531]  ? rcu_read_unlock+0x17/0x60
[  586.331081][ T8531]  ? find_held_lock+0x2d/0x110
[  586.335888][ T8531]  mem_cgroup_out_of_memory+0x207/0x270
[  586.341516][ T8531]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  586.347713][ T8531]  ? do_raw_spin_unlock+0x172/0x230
[  586.352949][ T8531]  try_charge_memcg+0x5b9/0xaf0
[  586.357839][ T8531]  ? __pfx_try_charge_memcg+0x10/0x10
[  586.363341][ T8531]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  586.369193][ T8531]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  586.374874][ T8531]  __mem_cgroup_charge+0x9b/0x280
[  586.380030][ T8531]  shmem_alloc_and_add_folio+0x507/0xc00
[  586.385885][ T8531]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  586.392255][ T8531]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  586.398193][ T8531]  ? mark_lock+0xb5/0xc60
[  586.402574][ T8531]  shmem_get_folio_gfp+0x689/0x1530
[  586.407816][ T8531]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  586.413569][ T8531]  ? inode_update_timestamps+0x165/0x580
[  586.419329][ T8531]  shmem_write_begin+0x161/0x300
[  586.424315][ T8531]  ? __pfx_shmem_write_begin+0x10/0x10
[  586.429896][ T8531]  ? lockdep_hardirqs_on+0x7c/0x110
[  586.435144][ T8531]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  586.442114][ T8531]  ? ktime_get_coarse_real_ts64+0x147/0x200
[  586.448052][ T8531]  generic_perform_write+0x2ba/0x920
[  586.453399][ T8531]  ? __pfx_generic_perform_write+0x10/0x10
[  586.459255][ T8531]  ? __mark_inode_dirty+0x2ae/0xe60
[  586.464500][ T8531]  ? generic_update_time+0xcf/0xf0
[  586.469671][ T8531]  ? mnt_put_write_access_file+0x45/0xf0
[  586.475347][ T8531]  shmem_file_write_iter+0x10e/0x140
[  586.480690][ T8531]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  586.486626][ T8531]  __kernel_write_iter+0x318/0xa80
[  586.491869][ T8531]  ? __pfx___kernel_write_iter+0x10/0x10
[  586.497644][ T8531]  ? get_dump_page+0x15c/0x220
[  586.502483][ T8531]  dump_user_range+0x389/0x8a0
[  586.507303][ T8531]  ? __pfx_dump_user_range+0x10/0x10
[  586.512722][ T8531]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  586.518936][ T8531]  ? __pfx_writenote+0x10/0x10
[  586.523842][ T8531]  elf_core_dump+0x2766/0x3840
[  586.528802][ T8531]  ? __pfx_elf_core_dump+0x10/0x10
[  586.534003][ T8531]  ? kasan_save_stack+0x42/0x60
[  586.538900][ T8531]  ? kasan_save_stack+0x33/0x60
[  586.543880][ T8531]  ? __kasan_kmalloc+0xaa/0xb0
[  586.548683][ T8531]  ? __kmalloc_node_noprof+0x211/0x440
[  586.554273][ T8531]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  586.559830][ T8531]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  586.565757][ T8531]  ? asm_exc_invalid_op+0x1a/0x20
[  586.570882][ T8531]  ? rcu_is_watching+0x12/0xc0
[  586.575773][ T8531]  ? trace_lock_acquire+0x14a/0x1d0
[  586.581012][ T8531]  ? get_signal+0x237c/0x26d0
[  586.585738][ T8531]  ? do_coredump+0x2c42/0x4160
[  586.590734][ T8531]  do_coredump+0x2c42/0x4160
[  586.595465][ T8531]  ? __pfx_do_coredump+0x10/0x10
[  586.600439][ T8531]  ? kmem_cache_free+0x152/0x4b0
[  586.605417][ T8531]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  586.611342][ T8531]  ? asm_exc_invalid_op+0x1a/0x20
[  586.616578][ T8531]  get_signal+0x237c/0x26d0
[  586.621133][ T8531]  ? __pfx_get_signal+0x10/0x10
[  586.626103][ T8531]  ? __pfx_force_sig_fault+0x10/0x10
[  586.631449][ T8531]  arch_do_signal_or_restart+0x90/0x7e0
[  586.637129][ T8531]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  586.643335][ T8531]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  586.649532][ T8531]  irqentry_exit_to_user_mode+0x13f/0x280
[  586.655464][ T8531]  asm_exc_invalid_op+0x1a/0x20
[  586.660451][ T8531] RIP: 0033:0x14
[  586.664108][ T8531] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  586.671529][ T8531] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  586.677634][ T8531] RAX: 0000000000000000 RBX: 0000000000079fd7 RCX: 00007fd4984838a9
[  586.685679][ T8531] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  586.693684][ T8531] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  586.701687][ T8531] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  586.709784][ T8531] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000030
[  586.717807][ T8531]  </TASK>
[  586.721407][ T8531] memory: usage 307200kB, limit 307200kB, failcnt 636821
[  586.728892][ T8531] memory+swap: usage 432192kB, limit 9007199254740988kB, failcnt 0
[  586.737200][ T8531] kmem: usage 5296kB, limit 9007199254740988kB, failcnt 0
[  586.744633][ T8531] Memory cgroup stats for /syz0:
[  586.744748][ T8531] cache 308563968
[  586.753412][ T8531] rss 557056
[  586.757555][ T8531] rss_huge 0
[  586.760850][ T8531] shmem 308563968
[  586.764725][ T8531] mapped_file 66551808
[  586.768927][ T8531] dirty 0
[  586.771871][ T8531] writeback 0
[  586.775232][ T8531] workingset_refault_anon 2679
[  586.780018][ T8531] workingset_refault_file 143939
[  586.785072][ T8531] swap 127991808
[  586.788633][ T8531] swapcached 4096
[  586.792258][ T8531] pgpgin 2003174
[  586.795857][ T8531] pgpgout 1927704
[  586.799522][ T8531] pgfault 851810
[  586.803150][ T8531] pgmajfault 3621
[  586.806867][ T8531] inactive_anon 138719232
[  586.811220][ T8531] active_anon 170405888
[  586.815539][ T8531] inactive_file 0
[  586.819193][ T8531] active_file 0
[  586.822755][ T8531] unevictable 0
[  586.826509][ T8531] hierarchical_memory_limit 314572800
[  586.832063][ T8531] hierarchical_memsw_limit 9223372036854771712
[  586.838301][ T8531] total_cache 308563968
[  586.842614][ T8531] total_rss 557056
[  586.846489][ T8531] total_rss_huge 0
[  586.850416][ T8531] total_shmem 308563968
[  586.854637][ T8531] total_mapped_file 66551808
[  586.859350][ T8531] total_dirty 0
[  586.862854][ T8531] total_writeback 0
[  586.866769][ T8531] total_workingset_refault_anon 2679
[  586.872242][ T8531] total_workingset_refault_file 143939
[  586.877769][ T8531] total_swap 127991808
[  586.882027][ T8531] total_swapcached 4096
[  586.886325][ T8531] total_pgpgin 2003174
[  586.890423][ T8531] total_pgpgout 1927704
[  586.894639][ T8531] total_pgfault 851810
[  586.898772][ T8531] total_pgmajfault 3621
[  586.903103][ T8531] total_inactive_anon 138719232
[  586.908181][ T8531] total_active_anon 170405888
[  586.912874][ T8531] total_inactive_file 0
[  586.917098][ T8531] total_active_file 0
[  586.921277][ T8531] total_unevictable 0
[  586.925469][ T8531] anon_cost 0
[  586.928988][ T8531] file_cost 0
[  586.932376][ T8531] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8652,uid=0
[  586.947808][ T8531] Memory cgroup out of memory: Killed process 8652 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:4992kB, UID:0 pgtables:80kB oom_score_adj:1000
[  587.580995][ T8631] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  587.654450][ T8631] CPU: 0 UID: 0 PID: 8631 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  587.665825][ T8631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  587.676439][ T8631] Call Trace:
[  587.679745][ T8631]  <TASK>
[  587.682705][ T8631]  dump_stack_lvl+0x16c/0x1f0
[  587.687441][ T8631]  dump_header+0x101/0x900
[  587.692037][ T8631]  oom_kill_process+0x270/0xa60
[  587.696939][ T8631]  out_of_memory+0x351/0x1700
[  587.701767][ T8631]  ? __pfx_out_of_memory+0x10/0x10
[  587.706925][ T8631]  ? rcu_read_unlock+0x17/0x60
[  587.711734][ T8631]  ? find_held_lock+0x2d/0x110
[  587.716553][ T8631]  mem_cgroup_out_of_memory+0x207/0x270
[  587.722320][ T8631]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  587.728456][ T8631]  ? do_raw_spin_unlock+0x172/0x230
[  587.733725][ T8631]  try_charge_memcg+0x5b9/0xaf0
[  587.738634][ T8631]  ? __pfx_try_charge_memcg+0x10/0x10
[  587.744065][ T8631]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  587.749570][ T8631]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  587.755172][ T8631]  __mem_cgroup_charge+0x9b/0x280
[  587.760247][ T8631]  shmem_alloc_and_add_folio+0x507/0xc00
[  587.766062][ T8631]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  587.772267][ T8631]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  587.778265][ T8631]  shmem_get_folio_gfp+0x689/0x1530
[  587.783523][ T8631]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  587.789223][ T8631]  shmem_write_begin+0x161/0x300
[  587.794570][ T8631]  ? __pfx_shmem_write_begin+0x10/0x10
[  587.800156][ T8631]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  587.807058][ T8631]  generic_perform_write+0x2ba/0x920
[  587.812405][ T8631]  ? __pfx_generic_perform_write+0x10/0x10
[  587.818265][ T8631]  ? __pfx_generic_write_checks+0x10/0x10
[  587.824055][ T8631]  shmem_file_write_iter+0x10e/0x140
[  587.829476][ T8631]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  587.835675][ T8631]  __kernel_write_iter+0x318/0xa80
[  587.840925][ T8631]  ? __pfx___kernel_write_iter+0x10/0x10
[  587.846600][ T8631]  ? get_dump_page+0x15c/0x220
[  587.851516][ T8631]  dump_user_range+0x389/0x8a0
[  587.856329][ T8631]  ? __pfx_dump_user_range+0x10/0x10
[  587.861658][ T8631]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  587.867961][ T8631]  ? __pfx_writenote+0x10/0x10
[  587.872775][ T8631]  elf_core_dump+0x2766/0x3840
[  587.877608][ T8631]  ? __pfx_elf_core_dump+0x10/0x10
[  587.882761][ T8631]  ? kasan_save_stack+0x42/0x60
[  587.887659][ T8631]  ? kasan_save_stack+0x33/0x60
[  587.892734][ T8631]  ? __kasan_kmalloc+0xaa/0xb0
[  587.897546][ T8631]  ? __kmalloc_node_noprof+0x211/0x440
[  587.903141][ T8631]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  587.908758][ T8631]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  587.914791][ T8631]  ? asm_exc_invalid_op+0x1a/0x20
[  587.920008][ T8631]  ? rcu_is_watching+0x12/0xc0
[  587.924816][ T8631]  ? trace_lock_acquire+0x14a/0x1d0
[  587.930064][ T8631]  ? get_signal+0x237c/0x26d0
[  587.934885][ T8631]  ? do_coredump+0x2c42/0x4160
[  587.939709][ T8631]  do_coredump+0x2c42/0x4160
[  587.944369][ T8631]  ? __pfx_do_coredump+0x10/0x10
[  587.949352][ T8631]  ? kmem_cache_free+0x152/0x4b0
[  587.954332][ T8631]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  587.960260][ T8631]  ? asm_exc_invalid_op+0x1a/0x20
[  587.965440][ T8631]  get_signal+0x237c/0x26d0
[  587.970000][ T8631]  ? __pfx_get_signal+0x10/0x10
[  587.974891][ T8631]  ? __pfx_force_sig_fault+0x10/0x10
[  587.980228][ T8631]  arch_do_signal_or_restart+0x90/0x7e0
[  587.985821][ T8631]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  587.992027][ T8631]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  587.998151][ T8631]  irqentry_exit_to_user_mode+0x13f/0x280
[  588.003905][ T8631]  asm_exc_invalid_op+0x1a/0x20
[  588.008800][ T8631] RIP: 0033:0x14
[  588.012379][ T8631] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  588.019948][ T8631] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  588.026163][ T8631] RAX: 0000000000000000 RBX: 0000000000082afa RCX: 00007fd4984838a9
[  588.034159][ T8631] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  588.042587][ T8631] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  588.050664][ T8631] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  588.058681][ T8631] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000044
[  588.066801][ T8631]  </TASK>
[  588.080350][ T8631] memory: usage 300904kB, limit 307200kB, failcnt 638217
[  588.087625][ T8631] memory+swap: usage 426108kB, limit 9007199254740988kB, failcnt 0
[  588.096077][ T8631] kmem: usage 5136kB, limit 9007199254740988kB, failcnt 0
[  588.103233][ T8631] Memory cgroup stats for /syz0:
[  588.103422][ T8631] cache 301428736
[  588.112744][ T8631] rss 532480
[  588.116266][ T8631] rss_huge 0
[  588.119499][ T8631] shmem 301428736
[  588.123273][ T8631] mapped_file 69406720
[  588.128290][ T8631] dirty 0
[  588.131353][ T8631] writeback 0
[  588.135242][ T8631] workingset_refault_anon 2679
[  588.140041][ T8631] workingset_refault_file 143939
[  588.145609][ T8631] swap 127991808
[  588.149197][ T8631] swapcached 4096
[  588.152846][ T8631] pgpgin 2007440
[  588.157197][ T8631] pgpgout 1933707
[  588.160964][ T8631] pgfault 853942
[  588.165187][ T8631] pgmajfault 3621
[  588.168970][ T8631] inactive_anon 113156096
[  588.173413][ T8631] active_anon 188534784
[  588.179456][ T8631] inactive_file 0
[  588.183209][ T8631] active_file 0
[  588.187592][ T8631] unevictable 0
[  588.191307][ T8631] hierarchical_memory_limit 314572800
[  588.197244][ T8631] hierarchical_memsw_limit 9223372036854771712
[  588.203689][ T8631] total_cache 301428736
[  588.208519][ T8631] total_rss 532480
[  588.212380][ T8631] total_rss_huge 0
[  588.217040][ T8631] total_shmem 301428736
[  588.221573][ T8631] total_mapped_file 69406720
[  588.227214][ T8631] total_dirty 0
[  588.230719][ T8631] total_writeback 0
[  588.235009][ T8631] total_workingset_refault_anon 2679
[  588.240628][ T8631] total_workingset_refault_file 143939
[  588.246888][ T8631] total_swap 127991808
[  588.251306][ T8631] total_swapcached 4096
[  588.256270][ T8631] total_pgpgin 2007440
[  588.260995][ T8631] total_pgpgout 1933707
[  588.265739][ T8631] total_pgfault 853942
[  588.269859][ T8631] total_pgmajfault 3621
[  588.275890][ T8631] total_inactive_anon 113156096
[  588.280979][ T8631] total_active_anon 188534784
[  588.304163][ T8631] total_inactive_file 0
[  588.308518][ T8631] total_active_file 0
[  588.312547][ T8631] total_unevictable 0
[  588.317353][ T8631] anon_cost 0
[  588.320807][ T8631] file_cost 0
[  588.324623][ T8631] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8719,uid=0
[  588.341131][ T8631] Memory cgroup out of memory: Killed process 8719 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:548kB, shmem-rss:12544kB, UID:0 pgtables:72kB oom_score_adj:1000
[  589.736754][ T8281] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
executing program
[  589.886481][ T8281] CPU: 0 UID: 0 PID: 8281 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  589.897794][ T8281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  589.907875][ T8281] Call Trace:
[  589.911168][ T8281]  <TASK>
[  589.914124][ T8281]  dump_stack_lvl+0x16c/0x1f0
[  589.918841][ T8281]  dump_header+0x101/0x900
[  589.923317][ T8281]  oom_kill_process+0x270/0xa60
[  589.928264][ T8281]  out_of_memory+0x351/0x1700
[  589.933095][ T8281]  ? __pfx_out_of_memory+0x10/0x10
[  589.938356][ T8281]  ? rcu_read_unlock+0x17/0x60
[  589.943164][ T8281]  ? find_held_lock+0x2d/0x110
[  589.947982][ T8281]  mem_cgroup_out_of_memory+0x207/0x270
[  589.953565][ T8281]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  589.959683][ T8281]  ? do_raw_spin_unlock+0x172/0x230
[  589.965091][ T8281]  try_charge_memcg+0x5b9/0xaf0
[  589.969967][ T8281]  ? __pfx_try_charge_memcg+0x10/0x10
[  589.975358][ T8281]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  589.980840][ T8281]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  589.986398][ T8281]  __mem_cgroup_charge+0x9b/0x280
[  589.991438][ T8281]  shmem_alloc_and_add_folio+0x507/0xc00
[  589.997183][ T8281]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  590.003349][ T8281]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  590.009318][ T8281]  shmem_get_folio_gfp+0x689/0x1530
[  590.014538][ T8281]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  590.020363][ T8281]  shmem_write_begin+0x161/0x300
[  590.025338][ T8281]  ? __pfx_shmem_write_begin+0x10/0x10
[  590.030931][ T8281]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  590.037905][ T8281]  generic_perform_write+0x2ba/0x920
[  590.043226][ T8281]  ? __pfx_generic_perform_write+0x10/0x10
[  590.049065][ T8281]  ? __pfx_generic_write_checks+0x10/0x10
[  590.054950][ T8281]  shmem_file_write_iter+0x10e/0x140
[  590.060537][ T8281]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  590.066460][ T8281]  __kernel_write_iter+0x318/0xa80
[  590.071585][ T8281]  ? __pfx___kernel_write_iter+0x10/0x10
[  590.077330][ T8281]  ? get_dump_page+0x15c/0x220
[  590.082128][ T8281]  dump_user_range+0x389/0x8a0
[  590.087012][ T8281]  ? __pfx_dump_user_range+0x10/0x10
[  590.092353][ T8281]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  590.098551][ T8281]  ? __pfx_writenote+0x10/0x10
[  590.103432][ T8281]  elf_core_dump+0x2766/0x3840
[  590.108231][ T8281]  ? __pfx_elf_core_dump+0x10/0x10
[  590.113508][ T8281]  ? kasan_save_stack+0x42/0x60
[  590.118488][ T8281]  ? kasan_save_stack+0x33/0x60
[  590.123540][ T8281]  ? __kasan_kmalloc+0xaa/0xb0
[  590.128321][ T8281]  ? __kmalloc_node_noprof+0x211/0x440
[  590.133795][ T8281]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  590.139272][ T8281]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  590.145295][ T8281]  ? asm_exc_invalid_op+0x1a/0x20
[  590.150378][ T8281]  ? rcu_is_watching+0x12/0xc0
[  590.155244][ T8281]  ? trace_lock_acquire+0x14a/0x1d0
[  590.160455][ T8281]  ? get_signal+0x237c/0x26d0
[  590.165147][ T8281]  ? do_coredump+0x2c42/0x4160
[  590.170011][ T8281]  do_coredump+0x2c42/0x4160
[  590.174627][ T8281]  ? __pfx_do_coredump+0x10/0x10
[  590.179610][ T8281]  ? kmem_cache_free+0x152/0x4b0
[  590.185019][ T8281]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  590.191062][ T8281]  ? asm_exc_invalid_op+0x1a/0x20
[  590.196332][ T8281]  get_signal+0x237c/0x26d0
[  590.200960][ T8281]  ? __pfx_get_signal+0x10/0x10
[  590.205818][ T8281]  ? __pfx_force_sig_fault+0x10/0x10
[  590.211213][ T8281]  arch_do_signal_or_restart+0x90/0x7e0
[  590.216862][ T8281]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  590.223051][ T8281]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  590.229142][ T8281]  irqentry_exit_to_user_mode+0x13f/0x280
[  590.234877][ T8281]  asm_exc_invalid_op+0x1a/0x20
[  590.239924][ T8281] RIP: 0033:0x14
[  590.243475][ T8281] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  590.250843][ T8281] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  590.256987][ T8281] RAX: 0000000000000000 RBX: 000000000007562b RCX: 00007fd4984838a9
[  590.265068][ T8281] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  590.273252][ T8281] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  590.281233][ T8281] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  590.289429][ T8281] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000018
[  590.297465][ T8281]  </TASK>
[  590.436305][ T8281] memory: usage 307200kB, limit 307200kB, failcnt 641397
executing program
[  590.504289][ T8281] memory+swap: usage 425924kB, limit 9007199254740988kB, failcnt 0
[  590.548179][ T8281] kmem: usage 5076kB, limit 9007199254740988kB, failcnt 0
[  590.584327][ T8281] Memory cgroup stats for /syz0:
[  590.584531][ T8281] cache 304033792
executing program
[  590.632572][ T8281] rss 532480
[  590.637909][ T8281] rss_huge 0
[  590.641258][ T8281] shmem 304033792
[  590.674146][ T8281] mapped_file 66797568
[  590.703773][ T8281] dirty 0
[  590.724182][ T8281] writeback 0
[  590.727541][ T8281] workingset_refault_anon 2679
[  590.732426][ T8281] workingset_refault_file 143939
[  590.776774][ T8281] swap 127414272
[  590.794712][ T8281] swapcached 4096
[  590.798416][ T8281] pgpgin 2013699
[  590.835375][ T8281] pgpgout 1939310
[  590.839140][ T8281] pgfault 857101
[  590.842813][ T8281] pgmajfault 3621
[  590.868854][ T8281] inactive_anon 81485824
[  590.873412][ T8281] active_anon 222961664
[  590.910271][ T8281] inactive_file 0
[  590.927558][ T8281] active_file 0
[  590.931165][ T8281] unevictable 0
[  590.943045][ T8281] hierarchical_memory_limit 314572800
[  590.948658][ T8281] hierarchical_memsw_limit 9223372036854771712
[  590.955757][ T8281] total_cache 304033792
[  590.959953][ T8281] total_rss 532480
[  590.963782][ T8281] total_rss_huge 0
[  590.967662][ T8281] total_shmem 304033792
[  590.971932][ T8281] total_mapped_file 66797568
[  590.976931][ T8281] total_dirty 0
[  590.980706][ T8281] total_writeback 0
[  590.984665][ T8281] total_workingset_refault_anon 2679
[  590.990075][ T8281] total_workingset_refault_file 143939
[  590.995823][ T8281] total_swap 127414272
[  591.000005][ T8281] total_swapcached 4096
[  591.004331][ T8281] total_pgpgin 2013699
[  591.008422][ T8281] total_pgpgout 1939310
[  591.012915][ T8281] total_pgfault 857101
[  591.017039][ T8281] total_pgmajfault 3621
[  591.021383][ T8281] total_inactive_anon 81485824
[  591.026302][ T8281] total_active_anon 222961664
[  591.031004][ T8281] total_inactive_file 0
[  591.035223][ T8281] total_active_file 0
[  591.039307][ T8281] total_unevictable 0
[  591.043366][ T8281] anon_cost 0
[  591.046941][ T8281] file_cost 0
[  591.050267][ T8281] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8551,uid=0
[  591.065728][ T8281] Memory cgroup out of memory: Killed process 8551 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:9856kB, UID:0 pgtables:108kB oom_score_adj:1000
[  591.763502][ T8760] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  591.849759][ T8760] CPU: 0 UID: 0 PID: 8760 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  591.860990][ T8760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  591.871197][ T8760] Call Trace:
[  591.874524][ T8760]  <TASK>
[  591.877486][ T8760]  dump_stack_lvl+0x16c/0x1f0
[  591.882208][ T8760]  dump_header+0x101/0x900
[  591.886684][ T8760]  oom_kill_process+0x270/0xa60
[  591.891596][ T8760]  out_of_memory+0x351/0x1700
[  591.896331][ T8760]  ? __pfx_out_of_memory+0x10/0x10
[  591.901493][ T8760]  ? rcu_read_unlock+0x17/0x60
[  591.906489][ T8760]  ? find_held_lock+0x2d/0x110
[  591.911324][ T8760]  mem_cgroup_out_of_memory+0x207/0x270
[  591.917017][ T8760]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  591.923325][ T8760]  ? do_raw_spin_unlock+0x172/0x230
[  591.928589][ T8760]  try_charge_memcg+0x5b9/0xaf0
[  591.933606][ T8760]  ? __pfx_try_charge_memcg+0x10/0x10
[  591.939035][ T8760]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  591.944888][ T8760]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  591.950637][ T8760]  __mem_cgroup_charge+0x9b/0x280
[  591.955689][ T8760]  shmem_alloc_and_add_folio+0x507/0xc00
[  591.961348][ T8760]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  591.967518][ T8760]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  591.973644][ T8760]  ? mark_lock+0xb5/0xc60
[  591.978010][ T8760]  shmem_get_folio_gfp+0x689/0x1530
[  591.983418][ T8760]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  591.989161][ T8760]  ? inode_update_timestamps+0x165/0x580
[  591.994814][ T8760]  shmem_write_begin+0x161/0x300
[  591.999789][ T8760]  ? __pfx_shmem_write_begin+0x10/0x10
[  592.005344][ T8760]  ? lockdep_hardirqs_on+0x7c/0x110
[  592.010689][ T8760]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  592.017719][ T8760]  ? ktime_get_coarse_real_ts64+0x147/0x200
[  592.023631][ T8760]  generic_perform_write+0x2ba/0x920
[  592.028944][ T8760]  ? __pfx_generic_perform_write+0x10/0x10
[  592.034767][ T8760]  ? __mark_inode_dirty+0x2ae/0xe60
[  592.039979][ T8760]  ? generic_update_time+0xcf/0xf0
[  592.045123][ T8760]  ? mnt_put_write_access_file+0x45/0xf0
[  592.050860][ T8760]  shmem_file_write_iter+0x10e/0x140
[  592.056162][ T8760]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  592.062071][ T8760]  __kernel_write_iter+0x318/0xa80
[  592.067198][ T8760]  ? __pfx___kernel_write_iter+0x10/0x10
[  592.073122][ T8760]  ? get_dump_page+0x15c/0x220
[  592.078032][ T8760]  dump_user_range+0x389/0x8a0
[  592.082923][ T8760]  ? __pfx_dump_user_range+0x10/0x10
[  592.088234][ T8760]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  592.094888][ T8760]  ? __pfx_writenote+0x10/0x10
[  592.099721][ T8760]  elf_core_dump+0x2766/0x3840
[  592.104531][ T8760]  ? __pfx_elf_core_dump+0x10/0x10
[  592.109661][ T8760]  ? kasan_save_stack+0x42/0x60
[  592.114528][ T8760]  ? kasan_save_stack+0x33/0x60
[  592.119482][ T8760]  ? __kasan_kmalloc+0xaa/0xb0
[  592.124349][ T8760]  ? __kmalloc_node_noprof+0x211/0x440
[  592.129909][ T8760]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  592.135480][ T8760]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  592.141476][ T8760]  ? asm_exc_invalid_op+0x1a/0x20
[  592.146651][ T8760]  ? rcu_is_watching+0x12/0xc0
[  592.151521][ T8760]  ? trace_lock_acquire+0x14a/0x1d0
[  592.156736][ T8760]  ? get_signal+0x237c/0x26d0
[  592.161518][ T8760]  ? do_coredump+0x2c42/0x4160
[  592.166295][ T8760]  do_coredump+0x2c42/0x4160
[  592.170907][ T8760]  ? __pfx_do_coredump+0x10/0x10
[  592.175862][ T8760]  ? kmem_cache_free+0x152/0x4b0
[  592.180814][ T8760]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  592.186815][ T8760]  ? asm_exc_invalid_op+0x1a/0x20
[  592.192017][ T8760]  get_signal+0x237c/0x26d0
[  592.196545][ T8760]  ? __pfx_get_signal+0x10/0x10
[  592.201404][ T8760]  ? __pfx_force_sig_fault+0x10/0x10
[  592.206705][ T8760]  arch_do_signal_or_restart+0x90/0x7e0
[  592.212272][ T8760]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  592.218535][ T8760]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  592.224813][ T8760]  irqentry_exit_to_user_mode+0x13f/0x280
[  592.230544][ T8760]  asm_exc_invalid_op+0x1a/0x20
[  592.235429][ T8760] RIP: 0033:0x14
[  592.238980][ T8760] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  592.246467][ T8760] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  592.252549][ T8760] RAX: 0000000000000000 RBX: 00000000000894d8 RCX: 00007fd4984838a9
[  592.260532][ T8760] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  592.268512][ T8760] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  592.276503][ T8760] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  592.284512][ T8760] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000005e
[  592.292506][ T8760]  </TASK>
[  592.318553][ T8760] memory: usage 307200kB, limit 307200kB, failcnt 643680
[  592.325741][ T8760] memory+swap: usage 432144kB, limit 9007199254740988kB, failcnt 0
[  592.333671][ T8760] kmem: usage 5128kB, limit 9007199254740988kB, failcnt 0
[  592.341036][ T8760] Memory cgroup stats for /syz0:
[  592.341194][ T8760] cache 308441088
[  592.350032][ T8760] rss 622592
[  592.353251][ T8760] rss_huge 0
[  592.356537][ T8760] shmem 308441088
[  592.360197][ T8760] mapped_file 66416640
[  592.364815][ T8760] dirty 0
[  592.367920][ T8760] writeback 0
[  592.371240][ T8760] workingset_refault_anon 2679
[  592.376683][ T8760] workingset_refault_file 143939
[  592.381661][ T8760] swap 127942656
[  592.385737][ T8760] swapcached 4096
[  592.389587][ T8760] pgpgin 2018734
[  592.393170][ T8760] pgpgout 1943247
[  592.405222][ T8760] pgfault 859562
[  592.410676][ T8760] pgmajfault 3621
[  592.419982][ T8760] inactive_anon 79839232
[  592.429607][ T8760] active_anon 229355520
[  592.433822][ T8760] inactive_file 0
[  592.447231][ T8760] active_file 0
[  592.458134][ T8760] unevictable 0
[  592.462788][ T8760] hierarchical_memory_limit 314572800
[  592.488978][ T8760] hierarchical_memsw_limit 9223372036854771712
[  592.527193][ T8760] total_cache 308441088
[  592.531462][ T8760] total_rss 622592
[  592.546117][ T8760] total_rss_huge 0
[  592.564263][ T8760] total_shmem 308441088
[  592.568837][ T8760] total_mapped_file 66416640
[  592.583795][ T8760] total_dirty 0
[  592.604145][ T8760] total_writeback 0
[  592.608193][ T8760] total_workingset_refault_anon 2679
[  592.613556][ T8760] total_workingset_refault_file 143939
[  592.650474][ T8760] total_swap 127942656
[  592.664187][ T8760] total_swapcached 4096
[  592.668400][ T8760] total_pgpgin 2018734
[  592.692993][ T8760] total_pgpgout 1943247
[  592.713314][ T8760] total_pgfault 859562
[  592.733718][ T8760] total_pgmajfault 3621
[  592.743920][ T8760] total_inactive_anon 79839232
[  592.767750][ T8760] total_active_anon 229355520
[  592.772505][ T8760] total_inactive_file 0
[  592.804154][ T8760] total_active_file 0
[  592.818721][ T8760] total_unevictable 0
[  592.822765][ T8760] anon_cost 0
[  592.856018][ T8760] file_cost 0
[  592.864160][ T8760] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8531,uid=0
[  592.940212][ T8760] Memory cgroup out of memory: Killed process 8531 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:10624kB, UID:0 pgtables:96kB oom_score_adj:1000
[  593.209157][ T8631] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  593.236388][ T8631] CPU: 1 UID: 0 PID: 8631 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  593.247984][ T8631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  593.258162][ T8631] Call Trace:
[  593.261483][ T8631]  <TASK>
[  593.264443][ T8631]  dump_stack_lvl+0x16c/0x1f0
[  593.269163][ T8631]  dump_header+0x101/0x900
[  593.273714][ T8631]  oom_kill_process+0x270/0xa60
[  593.278616][ T8631]  out_of_memory+0x351/0x1700
[  593.283439][ T8631]  ? __pfx_out_of_memory+0x10/0x10
[  593.288683][ T8631]  ? rcu_read_unlock+0x17/0x60
[  593.293608][ T8631]  ? find_held_lock+0x2d/0x110
[  593.298432][ T8631]  mem_cgroup_out_of_memory+0x207/0x270
[  593.304020][ T8631]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  593.310131][ T8631]  ? do_raw_spin_unlock+0x172/0x230
[  593.315474][ T8631]  try_charge_memcg+0x5b9/0xaf0
[  593.320375][ T8631]  ? __pfx_try_charge_memcg+0x10/0x10
[  593.325862][ T8631]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  593.331370][ T8631]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  593.337142][ T8631]  __mem_cgroup_charge+0x9b/0x280
[  593.342216][ T8631]  shmem_alloc_and_add_folio+0x507/0xc00
[  593.347891][ T8631]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  593.354076][ T8631]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  593.359996][ T8631]  shmem_get_folio_gfp+0x689/0x1530
[  593.365219][ T8631]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  593.370948][ T8631]  shmem_write_begin+0x161/0x300
[  593.375899][ T8631]  ? __pfx_shmem_write_begin+0x10/0x10
[  593.381372][ T8631]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  593.388326][ T8631]  generic_perform_write+0x2ba/0x920
[  593.393638][ T8631]  ? __pfx_generic_perform_write+0x10/0x10
[  593.399463][ T8631]  ? __pfx_generic_write_checks+0x10/0x10
[  593.405202][ T8631]  shmem_file_write_iter+0x10e/0x140
[  593.410595][ T8631]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  593.416449][ T8631]  __kernel_write_iter+0x318/0xa80
[  593.421585][ T8631]  ? __pfx___kernel_write_iter+0x10/0x10
[  593.427225][ T8631]  ? get_dump_page+0x15c/0x220
[  593.432028][ T8631]  dump_user_range+0x389/0x8a0
[  593.436818][ T8631]  ? __pfx_dump_user_range+0x10/0x10
[  593.442286][ T8631]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  593.448731][ T8631]  ? __pfx_writenote+0x10/0x10
[  593.453539][ T8631]  elf_core_dump+0x2766/0x3840
[  593.458336][ T8631]  ? __pfx_elf_core_dump+0x10/0x10
[  593.463468][ T8631]  ? kasan_save_stack+0x42/0x60
[  593.468438][ T8631]  ? kasan_save_stack+0x33/0x60
[  593.473299][ T8631]  ? __kasan_kmalloc+0xaa/0xb0
[  593.478083][ T8631]  ? __kmalloc_node_noprof+0x211/0x440
[  593.483568][ T8631]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  593.489139][ T8631]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  593.495052][ T8631]  ? asm_exc_invalid_op+0x1a/0x20
[  593.500127][ T8631]  ? rcu_is_watching+0x12/0xc0
[  593.504902][ T8631]  ? trace_lock_acquire+0x14a/0x1d0
[  593.510118][ T8631]  ? get_signal+0x237c/0x26d0
[  593.514836][ T8631]  ? do_coredump+0x2c42/0x4160
[  593.520044][ T8631]  do_coredump+0x2c42/0x4160
[  593.524659][ T8631]  ? __pfx_do_coredump+0x10/0x10
[  593.529650][ T8631]  ? kmem_cache_free+0x152/0x4b0
[  593.534723][ T8631]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  593.540715][ T8631]  ? asm_exc_invalid_op+0x1a/0x20
[  593.545812][ T8631]  get_signal+0x237c/0x26d0
[  593.550476][ T8631]  ? __pfx_get_signal+0x10/0x10
[  593.555419][ T8631]  ? __pfx_force_sig_fault+0x10/0x10
[  593.560848][ T8631]  arch_do_signal_or_restart+0x90/0x7e0
[  593.566457][ T8631]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  593.572896][ T8631]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  593.579081][ T8631]  irqentry_exit_to_user_mode+0x13f/0x280
[  593.584827][ T8631]  asm_exc_invalid_op+0x1a/0x20
[  593.589708][ T8631] RIP: 0033:0x14
[  593.593345][ T8631] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  593.600798][ T8631] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  593.607071][ T8631] RAX: 0000000000000000 RBX: 0000000000082afa RCX: 00007fd4984838a9
[  593.615329][ T8631] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  593.623501][ T8631] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  593.631658][ T8631] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  593.639640][ T8631] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000044
[  593.647670][ T8631]  </TASK>
[  593.651246][ T8631] memory: usage 300232kB, limit 307200kB, failcnt 645000
[  593.658437][ T8631] memory+swap: usage 421788kB, limit 9007199254740988kB, failcnt 0
[  593.666708][ T8631] kmem: usage 5028kB, limit 9007199254740988kB, failcnt 0
[  593.673970][ T8631] Memory cgroup stats for /syz0:
[  593.674219][ T8631] cache 301240320
[  593.683164][ T8631] rss 593920
[  593.686470][ T8631] rss_huge 0
[  593.689693][ T8631] shmem 301240320
[  593.693613][ T8631] mapped_file 74514432
[  593.698200][ T8631] dirty 0
[  593.701161][ T8631] writeback 0
[  593.704616][ T8631] workingset_refault_anon 2679
[  593.709506][ T8631] workingset_refault_file 143939
[  593.714598][ T8631] swap 124735488
[  593.718229][ T8631] swapcached 20480
[  593.721977][ T8631] pgpgin 2028325
[  593.725790][ T8631] pgpgout 1954630
[  593.729994][ T8631] pgfault 864216
[  593.733655][ T8631] pgmajfault 3621
[  593.737479][ T8631] inactive_anon 181182464
[  593.741847][ T8631] active_anon 117583872
[  593.765028][ T8631] inactive_file 0
[  593.796447][ T8631] active_file 0
[  593.814284][ T8631] unevictable 0
[  593.817913][ T8631] hierarchical_memory_limit 314572800
[  593.854224][ T8631] hierarchical_memsw_limit 9223372036854771712
[  593.893055][ T8631] total_cache 301240320
[  593.902041][ T8631] total_rss 593920
[  593.923940][ T8631] total_rss_huge 0
[  593.955269][ T8631] total_shmem 301240320
[  593.959756][ T8631] total_mapped_file 74514432
[  593.994262][ T8631] total_dirty 0
[  593.997797][ T8631] total_writeback 0
[  594.001619][ T8631] total_workingset_refault_anon 2679
[  594.055706][ T8631] total_workingset_refault_file 143939
[  594.084372][ T8631] total_swap 124735488
[  594.088604][ T8631] total_swapcached 20480
[  594.144625][ T8631] total_pgpgin 2028325
[  594.148768][ T8631] total_pgpgout 1954630
[  594.153086][ T8631] total_pgfault 864216
[  594.186629][ T8631] total_pgmajfault 3621
[  594.190939][ T8631] total_inactive_anon 181182464
[  594.215066][ T8631] total_active_anon 117583872
[  594.220053][ T8631] total_inactive_file 0
[  594.264144][ T8631] total_active_file 0
[  594.268211][ T8631] total_unevictable 0
[  594.272220][ T8631] anon_cost 0
[  594.314272][ T8631] file_cost 0
[  594.317720][ T8631] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8755,uid=0
executing program
[  594.414207][ T8631] Memory cgroup out of memory: Killed process 8755 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:9728kB, UID:0 pgtables:64kB oom_score_adj:1000
[  595.442240][ T8621] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  595.562195][ T8621] CPU: 1 UID: 0 PID: 8621 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  595.573413][ T8621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  595.583593][ T8621] Call Trace:
[  595.586931][ T8621]  <TASK>
[  595.589890][ T8621]  dump_stack_lvl+0x16c/0x1f0
[  595.594618][ T8621]  dump_header+0x101/0x900
[  595.599101][ T8621]  oom_kill_process+0x270/0xa60
[  595.604079][ T8621]  out_of_memory+0x351/0x1700
[  595.608812][ T8621]  ? __pfx_out_of_memory+0x10/0x10
[  595.613998][ T8621]  ? rcu_read_unlock+0x17/0x60
[  595.618812][ T8621]  ? find_held_lock+0x2d/0x110
[  595.623624][ T8621]  mem_cgroup_out_of_memory+0x207/0x270
[  595.629373][ T8621]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  595.635489][ T8621]  ? do_raw_spin_unlock+0x172/0x230
[  595.640735][ T8621]  try_charge_memcg+0x5b9/0xaf0
[  595.645634][ T8621]  ? __pfx_try_charge_memcg+0x10/0x10
[  595.651062][ T8621]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  595.656653][ T8621]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  595.662245][ T8621]  __mem_cgroup_charge+0x9b/0x280
[  595.667324][ T8621]  shmem_alloc_and_add_folio+0x507/0xc00
[  595.673021][ T8621]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  595.679306][ T8621]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  595.685247][ T8621]  shmem_get_folio_gfp+0x689/0x1530
[  595.690497][ T8621]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  595.696216][ T8621]  shmem_write_begin+0x161/0x300
[  595.701199][ T8621]  ? __pfx_shmem_write_begin+0x10/0x10
[  595.706901][ T8621]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  595.713964][ T8621]  generic_perform_write+0x2ba/0x920
[  595.719430][ T8621]  ? __pfx_generic_perform_write+0x10/0x10
[  595.725296][ T8621]  ? __pfx_generic_write_checks+0x10/0x10
[  595.731162][ T8621]  shmem_file_write_iter+0x10e/0x140
[  595.736517][ T8621]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  595.743156][ T8621]  __kernel_write_iter+0x318/0xa80
[  595.748325][ T8621]  ? __pfx___kernel_write_iter+0x10/0x10
[  595.754011][ T8621]  ? get_dump_page+0x15c/0x220
[  595.758989][ T8621]  ? copy_mc_to_kernel+0x4f/0xc0
[  595.764128][ T8621]  ? __sanitizer_cov_trace_pc+0x66/0x70
[  595.769718][ T8621]  dump_user_range+0x389/0x8a0
[  595.774524][ T8621]  ? __pfx_dump_user_range+0x10/0x10
[  595.779942][ T8621]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  595.786237][ T8621]  ? __pfx_writenote+0x10/0x10
[  595.791148][ T8621]  elf_core_dump+0x2766/0x3840
[  595.796048][ T8621]  ? __pfx_elf_core_dump+0x10/0x10
[  595.801187][ T8621]  ? kasan_save_stack+0x42/0x60
[  595.806153][ T8621]  ? kasan_save_stack+0x33/0x60
[  595.811112][ T8621]  ? __kasan_kmalloc+0xaa/0xb0
[  595.815902][ T8621]  ? __kmalloc_node_noprof+0x211/0x440
[  595.821480][ T8621]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  595.826976][ T8621]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  595.832975][ T8621]  ? asm_exc_invalid_op+0x1a/0x20
[  595.838076][ T8621]  ? rcu_is_watching+0x12/0xc0
[  595.842863][ T8621]  ? trace_lock_acquire+0x14a/0x1d0
[  595.848092][ T8621]  ? get_signal+0x237c/0x26d0
[  595.853072][ T8621]  ? do_coredump+0x2c42/0x4160
[  595.857956][ T8621]  do_coredump+0x2c42/0x4160
[  595.862591][ T8621]  ? __pfx_do_coredump+0x10/0x10
[  595.867645][ T8621]  ? kmem_cache_free+0x152/0x4b0
[  595.872621][ T8621]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  595.878811][ T8621]  ? asm_exc_invalid_op+0x1a/0x20
[  595.884053][ T8621]  get_signal+0x237c/0x26d0
[  595.888690][ T8621]  ? __pfx_get_signal+0x10/0x10
[  595.893583][ T8621]  ? __pfx_force_sig_fault+0x10/0x10
[  595.899092][ T8621]  arch_do_signal_or_restart+0x90/0x7e0
[  595.904689][ T8621]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  595.910991][ T8621]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  595.917217][ T8621]  irqentry_exit_to_user_mode+0x13f/0x280
[  595.922983][ T8621]  asm_exc_invalid_op+0x1a/0x20
[  595.927959][ T8621] RIP: 0033:0x14
[  595.931623][ T8621] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  595.939198][ T8621] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  595.945388][ T8621] RAX: 0000000000000000 RBX: 0000000000082856 RCX: 00007fd4984838a9
[  595.953567][ T8621] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
executing program
[  595.961669][ T8621] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  595.969768][ T8621] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  595.977879][ T8621] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000042
[  595.985878][ T8621]  </TASK>
[  596.084106][ T8621] memory: usage 286252kB, limit 307200kB, failcnt 648644
[  596.091305][ T8621] memory+swap: usage 411248kB, limit 9007199254740988kB, failcnt 0
executing program
[  596.147120][ T8621] kmem: usage 5016kB, limit 9007199254740988kB, failcnt 0
[  596.154743][ T8621] Memory cgroup stats for /syz0:
[  596.154904][ T8621] cache 285360128
[  596.163706][ T8621] rss 606208
[  596.185360][ T8621] rss_huge 0
[  596.214613][ T8621] shmem 285360128
[  596.218327][ T8621] mapped_file 79749120
[  596.243728][ T8621] dirty 0
[  596.253343][ T8621] writeback 0
[  596.263630][ T8621] workingset_refault_anon 2679
[  596.283968][ T8621] workingset_refault_file 143939
executing program
[  596.354210][ T8621] swap 127995904
[  596.358096][ T8621] swapcached 0
[  596.361550][ T8621] pgpgin 2039989
[  596.424206][ T8621] pgpgout 1970158
[  596.427911][ T8621] pgfault 869902
[  596.464174][ T8621] pgmajfault 3621
executing program
[  596.494185][ T8621] inactive_anon 79237120
[  596.498587][ T8621] active_anon 205840384
[  596.502859][ T8621] inactive_file 0
[  596.582833][ T8621] active_file 0
[  596.600961][ T8621] unevictable 0
[  596.639526][ T8621] hierarchical_memory_limit 314572800
[  596.681788][ T8621] hierarchical_memsw_limit 9223372036854771712
[  596.707081][ T8621] total_cache 285360128
[  596.711392][ T8621] total_rss 606208
[  596.734110][ T8621] total_rss_huge 0
[  596.742167][ T8621] total_shmem 285360128
[  596.754126][ T8621] total_mapped_file 79749120
[  596.758900][ T8621] total_dirty 0
[  596.762400][ T8621] total_writeback 0
[  596.774109][ T8621] total_workingset_refault_anon 2679
[  596.784101][ T8621] total_workingset_refault_file 143939
[  596.800070][ T8621] total_swap 127995904
[  596.804255][ T8621] total_swapcached 0
[  596.808171][ T8621] total_pgpgin 2039989
[  596.824594][ T8621] total_pgpgout 1970158
[  596.828806][ T8621] total_pgfault 869902
[  596.833131][ T8621] total_pgmajfault 3621
[  596.854108][ T8621] total_inactive_anon 79237120
[  596.859115][ T8621] total_active_anon 205840384
[  596.863909][ T8621] total_inactive_file 0
[  596.868149][ T8621] total_active_file 0
[  596.872354][ T8621] total_unevictable 0
[  596.876445][ T8621] anon_cost 0
[  596.879757][ T8621] file_cost 0
[  596.883175][ T8621] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8825,uid=0
[  596.898682][ T8621] Memory cgroup out of memory: Killed process 8825 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:8448kB, UID:0 pgtables:60kB oom_score_adj:1000
[  597.250041][ T8851] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  597.429203][ T8851] CPU: 0 UID: 0 PID: 8851 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  597.440628][ T8851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  597.450838][ T8851] Call Trace:
[  597.454133][ T8851]  <TASK>
[  597.457268][ T8851]  dump_stack_lvl+0x16c/0x1f0
[  597.462058][ T8851]  dump_header+0x101/0x900
[  597.466507][ T8851]  oom_kill_process+0x270/0xa60
[  597.471396][ T8851]  out_of_memory+0x351/0x1700
[  597.476118][ T8851]  ? ww_mutex_lock+0xd0/0x140
[  597.480918][ T8851]  ? __pfx_out_of_memory+0x10/0x10
[  597.486155][ T8851]  ? rcu_read_unlock+0x17/0x60
[  597.490947][ T8851]  ? find_held_lock+0x2d/0x110
[  597.495746][ T8851]  mem_cgroup_out_of_memory+0x207/0x270
[  597.501341][ T8851]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  597.507536][ T8851]  ? do_raw_spin_unlock+0x172/0x230
[  597.512807][ T8851]  try_charge_memcg+0x5b9/0xaf0
[  597.517706][ T8851]  ? __pfx_try_charge_memcg+0x10/0x10
[  597.523127][ T8851]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  597.528752][ T8851]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  597.534320][ T8851]  __mem_cgroup_charge+0x9b/0x280
[  597.539380][ T8851]  shmem_alloc_and_add_folio+0x507/0xc00
[  597.545032][ T8851]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  597.551200][ T8851]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  597.557111][ T8851]  shmem_get_folio_gfp+0x689/0x1530
[  597.562328][ T8851]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  597.568062][ T8851]  ? filemap_map_pages+0xf93/0x16a0
[  597.573540][ T8851]  shmem_fault+0x200/0xae0
[  597.577972][ T8851]  ? __pfx_shmem_fault+0x10/0x10
[  597.583107][ T8851]  ? do_pte_missing+0xddf/0x3e70
[  597.588075][ T8851]  ? __pfx_lock_release+0x10/0x10
[  597.593208][ T8851]  __do_fault+0x10a/0x490
[  597.597557][ T8851]  do_pte_missing+0xec5/0x3e70
[  597.602339][ T8851]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  597.607990][ T8851]  ? rcu_is_watching+0x12/0xc0
[  597.612850][ T8851]  __handle_mm_fault+0x100a/0x2a10
[  597.617990][ T8851]  ? __pfx___handle_mm_fault+0x10/0x10
[  597.623638][ T8851]  ? __pfx_lock_release+0x10/0x10
[  597.628699][ T8851]  ? follow_page_pte+0x50d/0x1eb0
[  597.633752][ T8851]  handle_mm_fault+0x3fa/0xaa0
[  597.638541][ T8851]  __get_user_pages+0x8d9/0x3b50
[  597.643508][ T8851]  ? __pfx___get_user_pages+0x10/0x10
[  597.648893][ T8851]  ? down_read_killable+0xcc/0x380
[  597.654122][ T8851]  ? __pfx_down_read_killable+0x10/0x10
[  597.659838][ T8851]  ? shmem_file_write_iter+0xcf/0x140
[  597.665515][ T8851]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  597.671364][ T8851]  ? __kernel_write_iter+0x59f/0xa80
[  597.676801][ T8851]  get_dump_page+0xfb/0x220
[  597.681331][ T8851]  ? __pfx_get_dump_page+0x10/0x10
[  597.686473][ T8851]  dump_user_range+0x135/0x8a0
[  597.691275][ T8851]  ? __pfx_dump_user_range+0x10/0x10
[  597.696601][ T8851]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  597.702800][ T8851]  ? __pfx_writenote+0x10/0x10
[  597.707606][ T8851]  elf_core_dump+0x2766/0x3840
[  597.712419][ T8851]  ? __pfx_elf_core_dump+0x10/0x10
[  597.717725][ T8851]  ? kasan_save_stack+0x42/0x60
[  597.722686][ T8851]  ? kasan_save_stack+0x33/0x60
[  597.727568][ T8851]  ? __kasan_kmalloc+0xaa/0xb0
[  597.732368][ T8851]  ? __kmalloc_node_noprof+0x211/0x440
[  597.737846][ T8851]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  597.743422][ T8851]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  597.749412][ T8851]  ? asm_exc_invalid_op+0x1a/0x20
[  597.754606][ T8851]  ? rcu_is_watching+0x12/0xc0
[  597.759501][ T8851]  ? trace_lock_acquire+0x14a/0x1d0
[  597.764807][ T8851]  ? get_signal+0x237c/0x26d0
[  597.769505][ T8851]  ? do_coredump+0x2c42/0x4160
[  597.774454][ T8851]  do_coredump+0x2c42/0x4160
[  597.779069][ T8851]  ? __pfx_do_coredump+0x10/0x10
[  597.784032][ T8851]  ? kmem_cache_free+0x152/0x4b0
[  597.789080][ T8851]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  597.794993][ T8851]  ? asm_exc_invalid_op+0x1a/0x20
[  597.800261][ T8851]  get_signal+0x237c/0x26d0
[  597.804787][ T8851]  ? __pfx_get_signal+0x10/0x10
[  597.809732][ T8851]  ? __pfx_force_sig_fault+0x10/0x10
[  597.815132][ T8851]  arch_do_signal_or_restart+0x90/0x7e0
[  597.820789][ T8851]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  597.827053][ T8851]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  597.833493][ T8851]  irqentry_exit_to_user_mode+0x13f/0x280
[  597.839223][ T8851]  asm_exc_invalid_op+0x1a/0x20
[  597.844178][ T8851] RIP: 0033:0x14
[  597.847735][ T8851] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  597.855385][ T8851] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  597.861494][ T8851] RAX: 0000000000000000 RBX: 00000000000903da RCX: 00007fd4984838a9
[  597.869580][ T8851] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  597.877696][ T8851] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  597.885771][ T8851] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  597.893884][ T8851] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000071
[  597.902058][ T8851]  </TASK>
[  598.012944][ T8851] memory: usage 307200kB, limit 307200kB, failcnt 650053
[  598.058469][ T8851] memory+swap: usage 432184kB, limit 9007199254740988kB, failcnt 0
[  598.106359][ T8851] kmem: usage 5380kB, limit 9007199254740988kB, failcnt 0
[  598.174164][ T8851] Memory cgroup stats for /syz0:
[  598.174363][ T8851] cache 308277248
[  598.195714][ T8851] rss 688128
[  598.198975][ T8851] rss_huge 0
[  598.202192][ T8851] shmem 308277248
[  598.243023][ T8851] mapped_file 87666688
[  598.268092][ T8851] dirty 0
[  598.281466][ T8851] writeback 0
[  598.298304][ T8851] workingset_refault_anon 2679
[  598.309720][ T8851] workingset_refault_file 143939
[  598.327129][ T8851] swap 127983616
[  598.333789][ T8851] swapcached 0
[  598.347961][ T8851] pgpgin 2049525
[  598.366081][ T8851] pgpgout 1974093
[  598.369778][ T8851] pgfault 874428
[  598.389320][ T8851] pgmajfault 3621
[  598.393019][ T8851] inactive_anon 179920896
[  598.402592][ T8851] active_anon 128995328
[  598.407061][ T8851] inactive_file 0
[  598.410844][ T8851] active_file 0
[  598.414427][ T8851] unevictable 0
[  598.417992][ T8851] hierarchical_memory_limit 314572800
[  598.423446][ T8851] hierarchical_memsw_limit 9223372036854771712
[  598.429696][ T8851] total_cache 308277248
[  598.433867][ T8851] total_rss 688128
[  598.437652][ T8851] total_rss_huge 0
[  598.441401][ T8851] total_shmem 308277248
[  598.445682][ T8851] total_mapped_file 87666688
[  598.450317][ T8851] total_dirty 0
[  598.453860][ T8851] total_writeback 0
[  598.457830][ T8851] total_workingset_refault_anon 2679
[  598.463253][ T8851] total_workingset_refault_file 143939
[  598.468910][ T8851] total_swap 127983616
[  598.473091][ T8851] total_swapcached 0
[  598.477437][ T8851] total_pgpgin 2049525
[  598.481649][ T8851] total_pgpgout 1974093
[  598.486357][ T8851] total_pgfault 874428
[  598.490559][ T8851] total_pgmajfault 3621
[  598.494831][ T8851] total_inactive_anon 179920896
[  598.499742][ T8851] total_active_anon 128995328
[  598.504526][ T8851] total_inactive_file 0
[  598.508720][ T8851] total_active_file 0
[  598.512798][ T8851] total_unevictable 0
[  598.516952][ T8851] anon_cost 0
[  598.520263][ T8851] file_cost 0
[  598.523560][ T8851] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8665,uid=0
[  598.538891][ T8851] Memory cgroup out of memory: Killed process 8665 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:696kB, shmem-rss:9216kB, UID:0 pgtables:72kB oom_score_adj:1000
[  599.437281][ T8690] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  599.555508][ T8690] CPU: 0 UID: 0 PID: 8690 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  599.566783][ T8690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  599.576871][ T8690] Call Trace:
[  599.580389][ T8690]  <TASK>
[  599.583520][ T8690]  dump_stack_lvl+0x16c/0x1f0
[  599.588328][ T8690]  dump_header+0x101/0x900
[  599.592801][ T8690]  oom_kill_process+0x270/0xa60
[  599.597714][ T8690]  out_of_memory+0x351/0x1700
[  599.602447][ T8690]  ? __pfx_out_of_memory+0x10/0x10
[  599.607618][ T8690]  ? rcu_read_unlock+0x17/0x60
[  599.612429][ T8690]  ? find_held_lock+0x2d/0x110
[  599.617335][ T8690]  mem_cgroup_out_of_memory+0x207/0x270
[  599.622925][ T8690]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  599.629042][ T8690]  ? do_raw_spin_unlock+0x172/0x230
[  599.634306][ T8690]  try_charge_memcg+0x5b9/0xaf0
[  599.639563][ T8690]  ? __pfx_try_charge_memcg+0x10/0x10
[  599.645066][ T8690]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  599.650570][ T8690]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  599.656243][ T8690]  __mem_cgroup_charge+0x9b/0x280
[  599.661523][ T8690]  shmem_alloc_and_add_folio+0x507/0xc00
[  599.667218][ T8690]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  599.673440][ T8690]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  599.679408][ T8690]  shmem_get_folio_gfp+0x689/0x1530
[  599.684666][ T8690]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  599.690455][ T8690]  shmem_write_begin+0x161/0x300
[  599.695442][ T8690]  ? __pfx_shmem_write_begin+0x10/0x10
[  599.700942][ T8690]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  599.707921][ T8690]  generic_perform_write+0x2ba/0x920
[  599.713256][ T8690]  ? __pfx_generic_perform_write+0x10/0x10
[  599.719331][ T8690]  ? __pfx_generic_write_checks+0x10/0x10
[  599.725191][ T8690]  shmem_file_write_iter+0x10e/0x140
[  599.730529][ T8690]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  599.736382][ T8690]  __kernel_write_iter+0x318/0xa80
[  599.741530][ T8690]  ? __pfx___kernel_write_iter+0x10/0x10
[  599.747327][ T8690]  ? get_dump_page+0x15c/0x220
[  599.752151][ T8690]  dump_user_range+0x389/0x8a0
[  599.756971][ T8690]  ? __pfx_dump_user_range+0x10/0x10
[  599.762416][ T8690]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  599.768709][ T8690]  ? __pfx_writenote+0x10/0x10
[  599.773535][ T8690]  elf_core_dump+0x2766/0x3840
[  599.778378][ T8690]  ? __pfx_elf_core_dump+0x10/0x10
[  599.783797][ T8690]  ? kasan_save_stack+0x42/0x60
[  599.788714][ T8690]  ? kasan_save_stack+0x33/0x60
[  599.794153][ T8690]  ? __kasan_kmalloc+0xaa/0xb0
[  599.798953][ T8690]  ? __kmalloc_node_noprof+0x211/0x440
[  599.804913][ T8690]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  599.810498][ T8690]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  599.816522][ T8690]  ? asm_exc_invalid_op+0x1a/0x20
[  599.821647][ T8690]  ? rcu_is_watching+0x12/0xc0
[  599.826447][ T8690]  ? trace_lock_acquire+0x14a/0x1d0
[  599.831687][ T8690]  ? get_signal+0x237c/0x26d0
[  599.836415][ T8690]  ? do_coredump+0x2c42/0x4160
[  599.841234][ T8690]  do_coredump+0x2c42/0x4160
[  599.845885][ T8690]  ? __pfx_do_coredump+0x10/0x10
[  599.850858][ T8690]  ? kmem_cache_free+0x152/0x4b0
[  599.855856][ T8690]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  599.861780][ T8690]  ? asm_exc_invalid_op+0x1a/0x20
[  599.867103][ T8690]  get_signal+0x237c/0x26d0
[  599.871659][ T8690]  ? __pfx_get_signal+0x10/0x10
[  599.876558][ T8690]  ? __pfx_force_sig_fault+0x10/0x10
[  599.881988][ T8690]  arch_do_signal_or_restart+0x90/0x7e0
[  599.887590][ T8690]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  599.893809][ T8690]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  599.899951][ T8690]  irqentry_exit_to_user_mode+0x13f/0x280
[  599.905866][ T8690]  asm_exc_invalid_op+0x1a/0x20
[  599.910786][ T8690] RIP: 0033:0x14
[  599.914460][ T8690] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  599.921885][ T8690] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  599.928081][ T8690] RAX: 0000000000000000 RBX: 0000000000084ffb RCX: 00007fd4984838a9
[  599.936180][ T8690] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  599.944275][ T8690] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
executing program
[  599.952458][ T8690] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  599.960561][ T8690] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000004f
[  599.968787][ T8690]  </TASK>
[  599.976521][ T8690] memory: usage 306480kB, limit 307200kB, failcnt 652886
[  599.983775][ T8690] memory+swap: usage 428644kB, limit 9007199254740988kB, failcnt 0
[  599.991951][ T8690] kmem: usage 5348kB, limit 9007199254740988kB, failcnt 0
[  599.999861][ T8690] Memory cgroup stats for /syz0:
[  600.000039][ T8690] cache 308109312
[  600.034236][ T8690] rss 724992
[  600.037590][ T8690] rss_huge 0
[  600.040804][ T8690] shmem 308109312
[  600.044962][ T8690] mapped_file 85987328
[  600.049148][ T8690] dirty 0
[  600.052133][ T8690] writeback 0
[  600.084144][ T8690] workingset_refault_anon 2679
[  600.088984][ T8690] workingset_refault_file 143939
[  600.093945][ T8690] swap 125095936
executing program
[  600.125214][ T8690] swapcached 0
[  600.128669][ T8690] pgpgin 2053401
[  600.132276][ T8690] pgpgout 1977977
[  600.160409][ T8690] pgfault 876386
[  600.164036][ T8690] pgmajfault 3621
[  600.194277][ T8690] inactive_anon 167956480
[  600.198680][ T8690] active_anon 140886016
[  600.202966][ T8690] inactive_file 0
[  600.214177][ T8690] active_file 0
[  600.218064][ T8690] unevictable 0
[  600.221650][ T8690] hierarchical_memory_limit 314572800
[  600.244658][ T8690] hierarchical_memsw_limit 9223372036854771712
[  600.250982][ T8690] total_cache 308109312
[  600.287455][ T8690] total_rss 724992
[  600.291247][ T8690] total_rss_huge 0
[  600.317820][ T8690] total_shmem 308109312
[  600.322047][ T8690] total_mapped_file 85987328
[  600.357792][ T8690] total_dirty 0
[  600.361366][ T8690] total_writeback 0
[  600.379022][ T8690] total_workingset_refault_anon 2679
[  600.384547][ T8690] total_workingset_refault_file 143939
[  600.390031][ T8690] total_swap 125095936
[  600.394175][ T8690] total_swapcached 0
[  600.398281][ T8690] total_pgpgin 2053401
[  600.402509][ T8690] total_pgpgout 1977977
[  600.406834][ T8690] total_pgfault 876386
[  600.411012][ T8690] total_pgmajfault 3621
[  600.415258][ T8690] total_inactive_anon 167956480
[  600.420255][ T8690] total_active_anon 140886016
[  600.425080][ T8690] total_inactive_file 0
[  600.429250][ T8690] total_active_file 0
[  600.433222][ T8690] total_unevictable 0
[  600.437514][ T8690] anon_cost 0
[  600.440899][ T8690] file_cost 0
[  600.444262][ T8690] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8734,uid=0
[  600.459611][ T8690] Memory cgroup out of memory: Killed process 8734 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:544kB, shmem-rss:9216kB, UID:0 pgtables:72kB oom_score_adj:1000
[  600.692767][ T8190] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  600.809011][ T8190] CPU: 0 UID: 0 PID: 8190 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  600.820241][ T8190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  600.830371][ T8190] Call Trace:
[  600.833678][ T8190]  <TASK>
[  600.836632][ T8190]  dump_stack_lvl+0x16c/0x1f0
[  600.841346][ T8190]  dump_header+0x101/0x900
[  600.845807][ T8190]  oom_kill_process+0x270/0xa60
[  600.850707][ T8190]  out_of_memory+0x351/0x1700
[  600.855430][ T8190]  ? ww_mutex_lock+0xd0/0x140
[  600.860145][ T8190]  ? __pfx_out_of_memory+0x10/0x10
[  600.865308][ T8190]  ? rcu_read_unlock+0x17/0x60
[  600.870120][ T8190]  ? find_held_lock+0x2d/0x110
[  600.874932][ T8190]  mem_cgroup_out_of_memory+0x207/0x270
[  600.880513][ T8190]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  600.886640][ T8190]  ? do_raw_spin_unlock+0x172/0x230
[  600.891886][ T8190]  try_charge_memcg+0x5b9/0xaf0
[  600.896877][ T8190]  ? __pfx_try_charge_memcg+0x10/0x10
[  600.902389][ T8190]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  600.907987][ T8190]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  600.913644][ T8190]  __mem_cgroup_charge+0x9b/0x280
[  600.918777][ T8190]  shmem_alloc_and_add_folio+0x507/0xc00
[  600.924441][ T8190]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  600.930701][ T8190]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  600.936697][ T8190]  shmem_get_folio_gfp+0x689/0x1530
[  600.941913][ T8190]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  600.947561][ T8190]  ? filemap_map_pages+0xf93/0x16a0
[  600.952789][ T8190]  shmem_fault+0x200/0xae0
[  600.957225][ T8190]  ? __pfx_shmem_fault+0x10/0x10
[  600.962368][ T8190]  ? do_pte_missing+0xddf/0x3e70
[  600.967330][ T8190]  ? __pfx_lock_release+0x10/0x10
[  600.972373][ T8190]  __do_fault+0x10a/0x490
[  600.976738][ T8190]  do_pte_missing+0xec5/0x3e70
[  600.981606][ T8190]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  600.987340][ T8190]  ? rcu_is_watching+0x12/0xc0
[  600.992117][ T8190]  __handle_mm_fault+0x100a/0x2a10
[  600.997282][ T8190]  ? __pfx___handle_mm_fault+0x10/0x10
[  601.002854][ T8190]  ? __pfx_lock_release+0x10/0x10
[  601.007991][ T8190]  ? follow_page_pte+0x50d/0x1eb0
[  601.014129][ T8190]  handle_mm_fault+0x3fa/0xaa0
[  601.018923][ T8190]  __get_user_pages+0x8d9/0x3b50
[  601.023946][ T8190]  ? __pfx___get_user_pages+0x10/0x10
[  601.029505][ T8190]  ? down_read_killable+0xcc/0x380
[  601.034644][ T8190]  ? __pfx_down_read_killable+0x10/0x10
[  601.040297][ T8190]  ? shmem_file_write_iter+0xcf/0x140
[  601.045690][ T8190]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  601.051519][ T8190]  ? __kernel_write_iter+0x59f/0xa80
[  601.057084][ T8190]  get_dump_page+0xfb/0x220
[  601.061648][ T8190]  ? __pfx_get_dump_page+0x10/0x10
[  601.066808][ T8190]  ? copy_mc_enhanced_fast_string+0xa/0x13
[  601.072641][ T8190]  dump_user_range+0x135/0x8a0
[  601.077433][ T8190]  ? __pfx_dump_user_range+0x10/0x10
[  601.082732][ T8190]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  601.088920][ T8190]  ? __pfx_writenote+0x10/0x10
[  601.093718][ T8190]  elf_core_dump+0x2766/0x3840
[  601.098600][ T8190]  ? __pfx_elf_core_dump+0x10/0x10
[  601.103918][ T8190]  ? kasan_save_stack+0x42/0x60
[  601.108780][ T8190]  ? kasan_save_stack+0x33/0x60
[  601.113674][ T8190]  ? __kasan_kmalloc+0xaa/0xb0
[  601.118535][ T8190]  ? __kmalloc_node_noprof+0x211/0x440
[  601.124271][ T8190]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  601.130180][ T8190]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  601.136151][ T8190]  ? asm_exc_invalid_op+0x1a/0x20
[  601.141228][ T8190]  ? rcu_is_watching+0x12/0xc0
[  601.146043][ T8190]  ? trace_lock_acquire+0x14a/0x1d0
[  601.151599][ T8190]  ? get_signal+0x237c/0x26d0
[  601.156396][ T8190]  ? do_coredump+0x2c42/0x4160
[  601.161173][ T8190]  do_coredump+0x2c42/0x4160
[  601.165787][ T8190]  ? __pfx_do_coredump+0x10/0x10
[  601.170819][ T8190]  ? kmem_cache_free+0x152/0x4b0
[  601.175769][ T8190]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  601.181757][ T8190]  ? asm_exc_invalid_op+0x1a/0x20
[  601.186872][ T8190]  get_signal+0x237c/0x26d0
[  601.191431][ T8190]  ? __pfx_get_signal+0x10/0x10
[  601.196302][ T8190]  ? __pfx_force_sig_fault+0x10/0x10
[  601.201608][ T8190]  arch_do_signal_or_restart+0x90/0x7e0
[  601.207175][ T8190]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  601.213358][ T8190]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  601.219584][ T8190]  irqentry_exit_to_user_mode+0x13f/0x280
[  601.225490][ T8190]  asm_exc_invalid_op+0x1a/0x20
[  601.230454][ T8190] RIP: 0033:0x14
[  601.234096][ T8190] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  601.241720][ T8190] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  601.247824][ T8190] RAX: 0000000000000000 RBX: 00000000000747c3 RCX: 00007fd4984838a9
[  601.255801][ T8190] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  601.263782][ T8190] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  601.271976][ T8190] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  601.280128][ T8190] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000000d
[  601.288122][ T8190]  </TASK>
[  601.343499][ T8190] memory: usage 307200kB, limit 307200kB, failcnt 654544
[  601.360311][ T8190] memory+swap: usage 432144kB, limit 9007199254740988kB, failcnt 0
[  601.388352][ T8190] kmem: usage 5404kB, limit 9007199254740988kB, failcnt 0
[  601.425173][ T8190] Memory cgroup stats for /syz0:
[  601.425354][ T8190] cache 308293632
[  601.454442][ T8190] rss 753664
[  601.457789][ T8190] rss_huge 0
[  601.461095][ T8190] shmem 308293632
[  601.504180][ T8190] mapped_file 87871488
[  601.508409][ T8190] dirty 0
[  601.511367][ T8190] writeback 0
[  601.544267][ T8190] workingset_refault_anon 2679
[  601.549099][ T8190] workingset_refault_file 143939
[  601.574148][ T8190] swap 127942656
[  601.577768][ T8190] swapcached 0
[  601.581262][ T8190] pgpgin 2059421
[  601.604281][ T8190] pgpgout 1983970
[  601.607987][ T8190] pgfault 879241
[  601.611553][ T8190] pgmajfault 3621
[  601.654121][ T8190] inactive_anon 148459520
[  601.658524][ T8190] active_anon 160575488
[  601.662701][ T8190] inactive_file 0
[  601.694125][ T8190] active_file 0
[  601.697738][ T8190] unevictable 0
[  601.701282][ T8190] hierarchical_memory_limit 314572800
[  601.724167][ T8190] hierarchical_memsw_limit 9223372036854771712
[  601.730564][ T8190] total_cache 308293632
[  601.764171][ T8190] total_rss 753664
[  601.767950][ T8190] total_rss_huge 0
[  601.771706][ T8190] total_shmem 308293632
[  601.804186][ T8190] total_mapped_file 87871488
[  601.808843][ T8190] total_dirty 0
[  601.812327][ T8190] total_writeback 0
[  601.834157][ T8190] total_workingset_refault_anon 2679
[  601.839633][ T8190] total_workingset_refault_file 143939
[  601.865234][ T8190] total_swap 127942656
[  601.869445][ T8190] total_swapcached 0
[  601.873360][ T8190] total_pgpgin 2059421
[  601.904796][ T8190] total_pgpgout 1983970
[  601.909009][ T8190] total_pgfault 879241
[  601.913091][ T8190] total_pgmajfault 3621
[  601.924396][ T8190] total_inactive_anon 148459520
[  601.929480][ T8190] total_active_anon 160575488
[  601.934264][ T8190] total_inactive_file 0
[  601.938448][ T8190] total_active_file 0
[  601.942546][ T8190] total_unevictable 0
[  601.947453][ T8190] anon_cost 0
[  601.950782][ T8190] file_cost 0
[  601.954212][ T8190] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8631,uid=0
[  601.969759][ T8190] Memory cgroup out of memory: Killed process 8631 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:8960kB, UID:0 pgtables:76kB oom_score_adj:1000
[  602.911790][ T8830] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  603.038792][ T8830] CPU: 0 UID: 0 PID: 8830 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  603.050157][ T8830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  603.060368][ T8830] Call Trace:
[  603.063671][ T8830]  <TASK>
[  603.066632][ T8830]  dump_stack_lvl+0x16c/0x1f0
[  603.071345][ T8830]  dump_header+0x101/0x900
[  603.075806][ T8830]  oom_kill_process+0x270/0xa60
[  603.080790][ T8830]  out_of_memory+0x351/0x1700
[  603.085509][ T8830]  ? ww_mutex_lock+0xd0/0x140
[  603.090228][ T8830]  ? __pfx_out_of_memory+0x10/0x10
[  603.095398][ T8830]  ? rcu_read_unlock+0x17/0x60
[  603.100228][ T8830]  ? find_held_lock+0x2d/0x110
[  603.105054][ T8830]  mem_cgroup_out_of_memory+0x207/0x270
[  603.110650][ T8830]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  603.116766][ T8830]  ? do_raw_spin_unlock+0x172/0x230
[  603.122107][ T8830]  try_charge_memcg+0x5b9/0xaf0
[  603.127192][ T8830]  ? __pfx_try_charge_memcg+0x10/0x10
[  603.132597][ T8830]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  603.138180][ T8830]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  603.143761][ T8830]  __mem_cgroup_charge+0x9b/0x280
[  603.148847][ T8830]  shmem_alloc_and_add_folio+0x507/0xc00
[  603.154645][ T8830]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  603.160927][ T8830]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  603.166864][ T8830]  shmem_get_folio_gfp+0x689/0x1530
[  603.172228][ T8830]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  603.177900][ T8830]  ? filemap_map_pages+0xf93/0x16a0
[  603.183147][ T8830]  shmem_fault+0x200/0xae0
[  603.187708][ T8830]  ? __pfx_shmem_fault+0x10/0x10
[  603.192700][ T8830]  ? do_pte_missing+0xddf/0x3e70
[  603.197771][ T8830]  ? __pfx_lock_release+0x10/0x10
[  603.202868][ T8830]  __do_fault+0x10a/0x490
[  603.207341][ T8830]  do_pte_missing+0xec5/0x3e70
[  603.212334][ T8830]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  603.218034][ T8830]  ? rcu_is_watching+0x12/0xc0
[  603.222927][ T8830]  __handle_mm_fault+0x100a/0x2a10
[  603.228108][ T8830]  ? __pfx___handle_mm_fault+0x10/0x10
[  603.233914][ T8830]  ? __pfx_lock_release+0x10/0x10
[  603.239217][ T8830]  ? follow_page_pte+0x50d/0x1eb0
[  603.244304][ T8830]  handle_mm_fault+0x3fa/0xaa0
[  603.249130][ T8830]  __get_user_pages+0x8d9/0x3b50
[  603.254126][ T8830]  ? __pfx___get_user_pages+0x10/0x10
[  603.259551][ T8830]  ? down_read_killable+0xcc/0x380
[  603.264704][ T8830]  ? __pfx_down_read_killable+0x10/0x10
[  603.270378][ T8830]  ? shmem_file_write_iter+0xcf/0x140
[  603.275888][ T8830]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  603.281834][ T8830]  ? __kernel_write_iter+0x59f/0xa80
[  603.287167][ T8830]  get_dump_page+0xfb/0x220
[  603.291803][ T8830]  ? __pfx_get_dump_page+0x10/0x10
[  603.296972][ T8830]  ? __kernel_write_iter+0x394/0xa80
[  603.302382][ T8830]  ? __kernel_write_iter+0x59f/0xa80
[  603.307709][ T8830]  dump_user_range+0x135/0x8a0
[  603.312625][ T8830]  ? __pfx_dump_user_range+0x10/0x10
[  603.317963][ T8830]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  603.324239][ T8830]  ? __pfx_writenote+0x10/0x10
[  603.329143][ T8830]  elf_core_dump+0x2766/0x3840
[  603.333975][ T8830]  ? __pfx_elf_core_dump+0x10/0x10
[  603.339155][ T8830]  ? kasan_save_stack+0x42/0x60
[  603.344134][ T8830]  ? kasan_save_stack+0x33/0x60
[  603.349080][ T8830]  ? __kasan_kmalloc+0xaa/0xb0
[  603.353900][ T8830]  ? __kmalloc_node_noprof+0x211/0x440
[  603.359399][ T8830]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  603.364902][ T8830]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  603.370830][ T8830]  ? asm_exc_invalid_op+0x1a/0x20
[  603.376040][ T8830]  ? rcu_is_watching+0x12/0xc0
[  603.380848][ T8830]  ? trace_lock_acquire+0x14a/0x1d0
[  603.386223][ T8830]  ? get_signal+0x237c/0x26d0
[  603.390954][ T8830]  ? do_coredump+0x2c42/0x4160
[  603.395770][ T8830]  do_coredump+0x2c42/0x4160
[  603.400412][ T8830]  ? __pfx_do_coredump+0x10/0x10
[  603.405386][ T8830]  ? kmem_cache_free+0x152/0x4b0
[  603.410372][ T8830]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  603.416474][ T8830]  ? asm_exc_invalid_op+0x1a/0x20
[  603.421628][ T8830]  get_signal+0x237c/0x26d0
[  603.426185][ T8830]  ? __pfx_get_signal+0x10/0x10
[  603.431074][ T8830]  ? __pfx_force_sig_fault+0x10/0x10
[  603.436493][ T8830]  arch_do_signal_or_restart+0x90/0x7e0
[  603.442090][ T8830]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  603.448567][ T8830]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  603.454876][ T8830]  irqentry_exit_to_user_mode+0x13f/0x280
[  603.460640][ T8830]  asm_exc_invalid_op+0x1a/0x20
[  603.465537][ T8830] RIP: 0033:0x14
[  603.469269][ T8830] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  603.476659][ T8830] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  603.482850][ T8830] RAX: 0000000000000000 RBX: 000000000008c406 RCX: 00007fd4984838a9
[  603.490862][ T8830] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  603.498977][ T8830] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  603.506988][ T8830] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  603.515004][ T8830] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000006c
[  603.523119][ T8830]  </TASK>
[  603.528309][ T8830] memory: usage 296544kB, limit 307200kB, failcnt 657165
[  603.535568][ T8830] memory+swap: usage 420348kB, limit 9007199254740988kB, failcnt 0
[  603.543492][ T8830] kmem: usage 5276kB, limit 9007199254740988kB, failcnt 0
[  603.551011][ T8830] Memory cgroup stats for /syz0:
[  603.551200][ T8830] cache 295600128
[  603.560033][ T8830] rss 696320
[  603.563259][ T8830] rss_huge 0
[  603.566547][ T8830] shmem 295600128
[  603.570201][ T8830] mapped_file 90447872
[  603.574447][ T8830] dirty 0
[  603.577412][ T8830] writeback 0
[  603.580816][ T8830] workingset_refault_anon 2679
[  603.604328][ T8830] workingset_refault_file 143939
[  603.609333][ T8830] swap 126828544
[  603.612899][ T8830] swapcached 12288
[  603.644854][ T8830] pgpgin 2066454
[  603.648467][ T8830] pgpgout 1994089
[  603.652214][ T8830] pgfault 882758
[  603.674284][ T8830] pgmajfault 3621
[  603.677999][ T8830] inactive_anon 174735360
[  603.694265][ T8830] active_anon 120872960
[  603.698482][ T8830] inactive_file 0
[  603.702141][ T8830] active_file 0
[  603.724275][ T8830] unevictable 0
[  603.727890][ T8830] hierarchical_memory_limit 314572800
[  603.733284][ T8830] hierarchical_memsw_limit 9223372036854771712
[  603.754973][ T8830] total_cache 295600128
[  603.759190][ T8830] total_rss 696320
[  603.762973][ T8830] total_rss_huge 0
[  603.774468][ T8830] total_shmem 295600128
[  603.778683][ T8830] total_mapped_file 90447872
[  603.783292][ T8830] total_dirty 0
[  603.804145][ T8830] total_writeback 0
[  603.808019][ T8830] total_workingset_refault_anon 2679
[  603.813323][ T8830] total_workingset_refault_file 143939
[  603.844155][ T8830] total_swap 126828544
[  603.848287][ T8830] total_swapcached 12288
[  603.852588][ T8830] total_pgpgin 2066454
[  603.884161][ T8830] total_pgpgout 1994089
[  603.888391][ T8830] total_pgfault 882758
[  603.892494][ T8830] total_pgmajfault 3621
[  603.924124][ T8830] total_inactive_anon 174735360
[  603.929046][ T8830] total_active_anon 120872960
[  603.933742][ T8830] total_inactive_file 0
[  603.974198][ T8830] total_active_file 0
[  603.978269][ T8830] total_unevictable 0
[  603.982279][ T8830] anon_cost 0
[  604.004116][ T8830] file_cost 0
[  604.007466][ T8830] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8750,uid=0
[  604.044165][ T8830] Memory cgroup out of memory: Killed process 8750 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:592kB, shmem-rss:7808kB, UID:0 pgtables:64kB oom_score_adj:1000
[  604.619729][ T8876] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  604.741932][ T8876] CPU: 1 UID: 0 PID: 8876 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  604.753228][ T8876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  604.763356][ T8876] Call Trace:
[  604.766664][ T8876]  <TASK>
[  604.769602][ T8876]  dump_stack_lvl+0x16c/0x1f0
[  604.774484][ T8876]  dump_header+0x101/0x900
[  604.779025][ T8876]  oom_kill_process+0x270/0xa60
[  604.784017][ T8876]  out_of_memory+0x351/0x1700
[  604.788728][ T8876]  ? __pfx_out_of_memory+0x10/0x10
[  604.793858][ T8876]  ? rcu_read_unlock+0x17/0x60
[  604.798775][ T8876]  ? find_held_lock+0x2d/0x110
[  604.803558][ T8876]  mem_cgroup_out_of_memory+0x207/0x270
[  604.809205][ T8876]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  604.815287][ T8876]  ? do_raw_spin_unlock+0x172/0x230
[  604.820508][ T8876]  try_charge_memcg+0x5b9/0xaf0
[  604.825396][ T8876]  ? __pfx_try_charge_memcg+0x10/0x10
[  604.830881][ T8876]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  604.836358][ T8876]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  604.842266][ T8876]  __mem_cgroup_charge+0x9b/0x280
[  604.847312][ T8876]  shmem_alloc_and_add_folio+0x507/0xc00
[  604.853149][ T8876]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  604.859363][ T8876]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  604.865276][ T8876]  ? mark_lock+0xb5/0xc60
[  604.869632][ T8876]  shmem_get_folio_gfp+0x689/0x1530
[  604.874944][ T8876]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  604.880594][ T8876]  ? inode_update_timestamps+0x165/0x580
[  604.886248][ T8876]  shmem_write_begin+0x161/0x300
[  604.891200][ T8876]  ? __pfx_shmem_write_begin+0x10/0x10
[  604.896685][ T8876]  ? lockdep_hardirqs_on+0x7c/0x110
[  604.901916][ T8876]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  604.908952][ T8876]  ? ktime_get_coarse_real_ts64+0x147/0x200
[  604.914963][ T8876]  generic_perform_write+0x2ba/0x920
[  604.920280][ T8876]  ? __pfx_generic_perform_write+0x10/0x10
[  604.926098][ T8876]  ? __mark_inode_dirty+0x2ae/0xe60
[  604.931403][ T8876]  ? generic_update_time+0xcf/0xf0
[  604.936638][ T8876]  ? mnt_put_write_access_file+0x45/0xf0
[  604.942309][ T8876]  shmem_file_write_iter+0x10e/0x140
[  604.947712][ T8876]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  604.953559][ T8876]  __kernel_write_iter+0x318/0xa80
[  604.958780][ T8876]  ? __pfx___kernel_write_iter+0x10/0x10
[  604.964695][ T8876]  ? get_dump_page+0x15c/0x220
[  604.969720][ T8876]  dump_user_range+0x389/0x8a0
[  604.974594][ T8876]  ? __pfx_dump_user_range+0x10/0x10
[  604.980249][ T8876]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  604.986602][ T8876]  ? __pfx_writenote+0x10/0x10
[  604.991388][ T8876]  elf_core_dump+0x2766/0x3840
[  604.996357][ T8876]  ? __pfx_elf_core_dump+0x10/0x10
[  605.001481][ T8876]  ? kasan_save_stack+0x42/0x60
[  605.006340][ T8876]  ? kasan_save_stack+0x33/0x60
[  605.011205][ T8876]  ? __kasan_kmalloc+0xaa/0xb0
[  605.015985][ T8876]  ? __kmalloc_node_noprof+0x211/0x440
[  605.021464][ T8876]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  605.027142][ T8876]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  605.033840][ T8876]  ? asm_exc_invalid_op+0x1a/0x20
[  605.039182][ T8876]  ? rcu_is_watching+0x12/0xc0
[  605.043961][ T8876]  ? trace_lock_acquire+0x14a/0x1d0
[  605.049356][ T8876]  ? get_signal+0x237c/0x26d0
[  605.054051][ T8876]  ? do_coredump+0x2c42/0x4160
[  605.058832][ T8876]  do_coredump+0x2c42/0x4160
[  605.063475][ T8876]  ? __pfx_do_coredump+0x10/0x10
[  605.068509][ T8876]  ? kmem_cache_free+0x152/0x4b0
[  605.073457][ T8876]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  605.079616][ T8876]  ? asm_exc_invalid_op+0x1a/0x20
[  605.084711][ T8876]  get_signal+0x237c/0x26d0
[  605.089238][ T8876]  ? __pfx_get_signal+0x10/0x10
[  605.094099][ T8876]  ? __pfx_force_sig_fault+0x10/0x10
[  605.099487][ T8876]  arch_do_signal_or_restart+0x90/0x7e0
[  605.105050][ T8876]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  605.111225][ T8876]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  605.117344][ T8876]  irqentry_exit_to_user_mode+0x13f/0x280
[  605.123203][ T8876]  asm_exc_invalid_op+0x1a/0x20
[  605.128169][ T8876] RIP: 0033:0x14
[  605.131720][ T8876] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  605.139094][ T8876] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  605.145170][ T8876] RAX: 0000000000000000 RBX: 000000000009277c RCX: 00007fd4984838a9
[  605.153236][ T8876] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  605.161220][ T8876] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  605.169285][ T8876] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  605.177352][ T8876] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000076
[  605.185522][ T8876]  </TASK>
[  605.228665][ T8876] memory: usage 307200kB, limit 307200kB, failcnt 658506
[  605.236312][ T8876] memory+swap: usage 432164kB, limit 9007199254740988kB, failcnt 0
[  605.245202][ T8876] kmem: usage 5216kB, limit 9007199254740988kB, failcnt 0
[  605.252360][ T8876] Memory cgroup stats for /syz0:
[  605.252520][ T8876] cache 308449280
[  605.263359][ T8876] rss 663552
[  605.274117][ T8876] rss_huge 0
executing program
[  605.277374][ T8876] shmem 308449280
[  605.281037][ T8876] mapped_file 88641536
[  605.300496][ T8876] dirty 0
[  605.303501][ T8876] writeback 0
[  605.354139][ T8876] workingset_refault_anon 2679
[  605.359015][ T8876] workingset_refault_file 143939
[  605.363970][ T8876] swap 127963136
[  605.427694][ T8876] swapcached 0
[  605.431136][ T8876] pgpgin 2073042
[  605.468473][ T8876] pgpgout 1997555
[  605.475814][ T8876] pgfault 886054
[  605.479417][ T8876] pgmajfault 3621
[  605.496404][ T8876] inactive_anon 138285056
[  605.506137][ T8876] active_anon 170848256
[  605.510350][ T8876] inactive_file 0
[  605.514005][ T8876] active_file 0
[  605.594232][ T8876] unevictable 0
[  605.597768][ T8876] hierarchical_memory_limit 314572800
[  605.603162][ T8876] hierarchical_memsw_limit 9223372036854771712
[  605.644120][ T8876] total_cache 308449280
[  605.648341][ T8876] total_rss 663552
[  605.652085][ T8876] total_rss_huge 0
[  605.694251][ T8876] total_shmem 308449280
[  605.698474][ T8876] total_mapped_file 88641536
[  605.703171][ T8876] total_dirty 0
[  605.744127][ T8876] total_writeback 0
[  605.748016][ T8876] total_workingset_refault_anon 2679
[  605.753317][ T8876] total_workingset_refault_file 143939
[  605.814201][ T8876] total_swap 127963136
[  605.818345][ T8876] total_swapcached 0
[  605.822286][ T8876] total_pgpgin 2073042
[  605.864226][ T8876] total_pgpgout 1997555
[  605.868465][ T8876] total_pgfault 886054
[  605.872664][ T8876] total_pgmajfault 3621
[  605.914182][ T8876] total_inactive_anon 138285056
[  605.919115][ T8876] total_active_anon 170848256
[  605.923881][ T8876] total_inactive_file 0
[  605.964190][ T8876] total_active_file 0
[  605.968248][ T8876] total_unevictable 0
[  605.972692][ T8876] anon_cost 0
[  606.014227][ T8876] file_cost 0
[  606.017655][ T8876] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8841,uid=0
[  606.094224][ T8876] Memory cgroup out of memory: Killed process 8841 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:548kB, shmem-rss:5376kB, UID:0 pgtables:64kB oom_score_adj:1000
executing program
executing program
[  606.985111][ T8830] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  607.120796][ T8830] CPU: 0 UID: 0 PID: 8830 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  607.132205][ T8830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  607.142400][ T8830] Call Trace:
[  607.145733][ T8830]  <TASK>
[  607.148699][ T8830]  dump_stack_lvl+0x16c/0x1f0
[  607.153534][ T8830]  dump_header+0x101/0x900
[  607.158018][ T8830]  oom_kill_process+0x270/0xa60
[  607.163033][ T8830]  out_of_memory+0x351/0x1700
[  607.167772][ T8830]  ? __pfx_out_of_memory+0x10/0x10
[  607.172926][ T8830]  ? rcu_read_unlock+0x17/0x60
[  607.177829][ T8830]  ? find_held_lock+0x2d/0x110
[  607.182650][ T8830]  mem_cgroup_out_of_memory+0x207/0x270
[  607.188238][ T8830]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  607.194434][ T8830]  ? do_raw_spin_unlock+0x172/0x230
[  607.199862][ T8830]  try_charge_memcg+0x5b9/0xaf0
[  607.205119][ T8830]  ? __pfx_try_charge_memcg+0x10/0x10
[  607.210717][ T8830]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  607.216241][ T8830]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  607.221852][ T8830]  __mem_cgroup_charge+0x9b/0x280
[  607.227007][ T8830]  shmem_alloc_and_add_folio+0x507/0xc00
[  607.232840][ T8830]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  607.239014][ T8830]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  607.244917][ T8830]  ? mark_lock+0xb5/0xc60
[  607.249266][ T8830]  shmem_get_folio_gfp+0x689/0x1530
[  607.254492][ T8830]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  607.260223][ T8830]  ? inode_update_timestamps+0x165/0x580
[  607.265885][ T8830]  shmem_write_begin+0x161/0x300
[  607.270837][ T8830]  ? __pfx_shmem_write_begin+0x10/0x10
[  607.276338][ T8830]  ? lockdep_hardirqs_on+0x7c/0x110
[  607.281575][ T8830]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  607.288875][ T8830]  ? ktime_get_coarse_real_ts64+0x147/0x200
[  607.294789][ T8830]  generic_perform_write+0x2ba/0x920
[  607.300111][ T8830]  ? __pfx_generic_perform_write+0x10/0x10
[  607.306025][ T8830]  ? __mark_inode_dirty+0x2ae/0xe60
[  607.311247][ T8830]  ? generic_update_time+0xcf/0xf0
[  607.316395][ T8830]  ? mnt_put_write_access_file+0x45/0xf0
[  607.322244][ T8830]  shmem_file_write_iter+0x10e/0x140
[  607.327563][ T8830]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  607.333389][ T8830]  __kernel_write_iter+0x318/0xa80
[  607.338568][ T8830]  ? __pfx___kernel_write_iter+0x10/0x10
[  607.344225][ T8830]  ? get_dump_page+0x15c/0x220
[  607.349018][ T8830]  ? __kernel_write_iter+0x394/0xa80
[  607.354470][ T8830]  ? __kernel_write_iter+0x59f/0xa80
[  607.359864][ T8830]  dump_user_range+0x389/0x8a0
[  607.364662][ T8830]  ? __pfx_dump_user_range+0x10/0x10
[  607.370076][ T8830]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  607.376270][ T8830]  ? __pfx_writenote+0x10/0x10
[  607.381181][ T8830]  elf_core_dump+0x2766/0x3840
[  607.386074][ T8830]  ? __pfx_elf_core_dump+0x10/0x10
[  607.391208][ T8830]  ? kasan_save_stack+0x42/0x60
[  607.396434][ T8830]  ? kasan_save_stack+0x33/0x60
[  607.401318][ T8830]  ? __kasan_kmalloc+0xaa/0xb0
[  607.406099][ T8830]  ? __kmalloc_node_noprof+0x211/0x440
[  607.411667][ T8830]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  607.417261][ T8830]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  607.423422][ T8830]  ? asm_exc_invalid_op+0x1a/0x20
[  607.428937][ T8830]  ? rcu_is_watching+0x12/0xc0
[  607.433725][ T8830]  ? trace_lock_acquire+0x14a/0x1d0
[  607.438943][ T8830]  ? get_signal+0x237c/0x26d0
[  607.443734][ T8830]  ? do_coredump+0x2c42/0x4160
[  607.448600][ T8830]  do_coredump+0x2c42/0x4160
[  607.453302][ T8830]  ? __pfx_do_coredump+0x10/0x10
[  607.458254][ T8830]  ? kmem_cache_free+0x152/0x4b0
[  607.463213][ T8830]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  607.469201][ T8830]  ? asm_exc_invalid_op+0x1a/0x20
[  607.474384][ T8830]  get_signal+0x237c/0x26d0
[  607.478969][ T8830]  ? __pfx_get_signal+0x10/0x10
[  607.483847][ T8830]  ? __pfx_force_sig_fault+0x10/0x10
[  607.489441][ T8830]  arch_do_signal_or_restart+0x90/0x7e0
[  607.495190][ T8830]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  607.501367][ T8830]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  607.507468][ T8830]  irqentry_exit_to_user_mode+0x13f/0x280
[  607.513288][ T8830]  asm_exc_invalid_op+0x1a/0x20
[  607.518163][ T8830] RIP: 0033:0x14
[  607.521719][ T8830] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  607.529180][ T8830] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  607.535357][ T8830] RAX: 0000000000000000 RBX: 000000000008c406 RCX: 00007fd4984838a9
[  607.543596][ T8830] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  607.551573][ T8830] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  607.559546][ T8830] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  607.567544][ T8830] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000006c
[  607.575764][ T8830]  </TASK>
[  607.671268][ T8830] memory: usage 307200kB, limit 307200kB, failcnt 660420
[  607.692988][ T8830] memory+swap: usage 432196kB, limit 9007199254740988kB, failcnt 0
[  607.720586][ T8830] kmem: usage 5412kB, limit 9007199254740988kB, failcnt 0
[  607.749724][ T8830] Memory cgroup stats for /syz0:
[  607.749901][ T8830] cache 308170752
[  607.776943][ T8830] rss 724992
[  607.780226][ T8830] rss_huge 0
[  607.799364][ T8830] shmem 308170752
[  607.803116][ T8830] mapped_file 80093184
[  607.834115][ T8830] dirty 0
[  607.837131][ T8830] writeback 0
[  607.840621][ T8830] workingset_refault_anon 2679
[  607.865436][ T8830] workingset_refault_file 143939
[  607.870451][ T8830] swap 127995904
[  607.904964][ T8830] swapcached 0
[  607.908495][ T8830] pgpgin 2090778
[  607.912066][ T8830] pgpgout 2015333
[  607.955976][ T8830] pgfault 894830
[  607.970805][ T8830] pgmajfault 3621
[  607.987331][ T8830] inactive_anon 126783488
[  608.008151][ T8830] active_anon 181977088
[  608.032767][ T8830] inactive_file 0
[  608.046829][ T8830] active_file 0
[  608.050344][ T8830] unevictable 0
[  608.065870][ T8830] hierarchical_memory_limit 314572800
[  608.071306][ T8830] hierarchical_memsw_limit 9223372036854771712
[  608.086056][ T8830] total_cache 308170752
[  608.090496][ T8830] total_rss 724992
[  608.094732][ T8830] total_rss_huge 0
[  608.098479][ T8830] total_shmem 308170752
[  608.102778][ T8830] total_mapped_file 80093184
[  608.108057][ T8830] total_dirty 0
[  608.111544][ T8830] total_writeback 0
[  608.116022][ T8830] total_workingset_refault_anon 2679
[  608.121444][ T8830] total_workingset_refault_file 143939
[  608.129759][ T8830] total_swap 127995904
[  608.133870][ T8830] total_swapcached 0
[  608.138303][ T8830] total_pgpgin 2090778
[  608.142542][ T8830] total_pgpgout 2015333
[  608.147912][ T8830] total_pgfault 894830
[  608.152118][ T8830] total_pgmajfault 3621
[  608.157069][ T8830] total_inactive_anon 126783488
[  608.161953][ T8830] total_active_anon 181977088
[  608.167405][ T8830] total_inactive_file 0
[  608.171689][ T8830] total_active_file 0
[  608.175823][ T8830] total_unevictable 0
[  608.180020][ T8830] anon_cost 0
[  608.183327][ T8830] file_cost 0
[  608.186706][ T8830] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8606,uid=0
[  608.202436][ T8830] Memory cgroup out of memory: Killed process 8606 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:10112kB, UID:0 pgtables:88kB oom_score_adj:1000
[  608.923714][ T8178] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  609.060424][ T8178] CPU: 0 UID: 0 PID: 8178 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  609.071613][ T8178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  609.081697][ T8178] Call Trace:
[  609.085000][ T8178]  <TASK>
[  609.087957][ T8178]  dump_stack_lvl+0x16c/0x1f0
[  609.092715][ T8178]  dump_header+0x101/0x900
[  609.097195][ T8178]  oom_kill_process+0x270/0xa60
[  609.102194][ T8178]  out_of_memory+0x351/0x1700
[  609.107094][ T8178]  ? __pfx_out_of_memory+0x10/0x10
[  609.112239][ T8178]  ? rcu_read_unlock+0x17/0x60
[  609.117061][ T8178]  ? find_held_lock+0x2d/0x110
[  609.121968][ T8178]  mem_cgroup_out_of_memory+0x207/0x270
[  609.127802][ T8178]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  609.134073][ T8178]  ? do_raw_spin_unlock+0x172/0x230
[  609.139404][ T8178]  try_charge_memcg+0x5b9/0xaf0
[  609.144293][ T8178]  ? __pfx_try_charge_memcg+0x10/0x10
[  609.149686][ T8178]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  609.155206][ T8178]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  609.161111][ T8178]  __mem_cgroup_charge+0x9b/0x280
[  609.166254][ T8178]  shmem_alloc_and_add_folio+0x507/0xc00
[  609.171905][ T8178]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  609.178161][ T8178]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  609.184080][ T8178]  shmem_get_folio_gfp+0x689/0x1530
[  609.189318][ T8178]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  609.195097][ T8178]  shmem_write_begin+0x161/0x300
[  609.200158][ T8178]  ? __pfx_shmem_write_begin+0x10/0x10
[  609.205685][ T8178]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  609.212647][ T8178]  generic_perform_write+0x2ba/0x920
[  609.218061][ T8178]  ? __pfx_generic_perform_write+0x10/0x10
[  609.223997][ T8178]  ? __pfx_generic_write_checks+0x10/0x10
[  609.229938][ T8178]  shmem_file_write_iter+0x10e/0x140
[  609.235341][ T8178]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  609.241213][ T8178]  __kernel_write_iter+0x318/0xa80
[  609.246343][ T8178]  ? __pfx___kernel_write_iter+0x10/0x10
[  609.251985][ T8178]  ? get_dump_page+0x15c/0x220
[  609.256903][ T8178]  dump_user_range+0x389/0x8a0
[  609.261777][ T8178]  ? __pfx_dump_user_range+0x10/0x10
[  609.267080][ T8178]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  609.273266][ T8178]  ? __pfx_writenote+0x10/0x10
[  609.278060][ T8178]  elf_core_dump+0x2766/0x3840
[  609.282869][ T8178]  ? __pfx_elf_core_dump+0x10/0x10
[  609.288118][ T8178]  ? kasan_save_stack+0x42/0x60
[  609.292982][ T8178]  ? kasan_save_stack+0x33/0x60
[  609.297931][ T8178]  ? __kasan_kmalloc+0xaa/0xb0
[  609.302989][ T8178]  ? __kmalloc_node_noprof+0x211/0x440
[  609.308550][ T8178]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  609.314026][ T8178]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  609.319938][ T8178]  ? asm_exc_invalid_op+0x1a/0x20
[  609.325108][ T8178]  ? rcu_is_watching+0x12/0xc0
[  609.329977][ T8178]  ? trace_lock_acquire+0x14a/0x1d0
[  609.335195][ T8178]  ? get_signal+0x237c/0x26d0
[  609.339974][ T8178]  ? do_coredump+0x2c42/0x4160
[  609.344756][ T8178]  do_coredump+0x2c42/0x4160
[  609.349382][ T8178]  ? __pfx_do_coredump+0x10/0x10
[  609.354426][ T8178]  ? kmem_cache_free+0x152/0x4b0
[  609.359383][ T8178]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  609.365309][ T8178]  ? asm_exc_invalid_op+0x1a/0x20
[  609.370400][ T8178]  get_signal+0x237c/0x26d0
[  609.374936][ T8178]  ? __pfx_get_signal+0x10/0x10
[  609.379795][ T8178]  ? __pfx_force_sig_fault+0x10/0x10
[  609.385099][ T8178]  arch_do_signal_or_restart+0x90/0x7e0
[  609.390661][ T8178]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  609.396835][ T8178]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  609.402924][ T8178]  irqentry_exit_to_user_mode+0x13f/0x280
[  609.408663][ T8178]  asm_exc_invalid_op+0x1a/0x20
[  609.413619][ T8178] RIP: 0033:0x14
[  609.417260][ T8178] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  609.424888][ T8178] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  609.431057][ T8178] RAX: 0000000000000000 RBX: 00000000000746c6 RCX: 00007fd4984838a9
[  609.439040][ T8178] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  609.447019][ T8178] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  609.454996][ T8178] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  609.463003][ T8178] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000000c
[  609.471004][ T8178]  </TASK>
[  609.577658][ T8178] memory: usage 307200kB, limit 307200kB, failcnt 663115
[  609.612637][ T8178] memory+swap: usage 432096kB, limit 9007199254740988kB, failcnt 0
[  609.630655][ T8178] kmem: usage 5244kB, limit 9007199254740988kB, failcnt 0
[  609.662317][ T8178] Memory cgroup stats for /syz0:
[  609.662519][ T8178] cache 308391936
[  609.674216][ T8178] rss 724992
[  609.677470][ T8178] rss_huge 0
[  609.680685][ T8178] shmem 308391936
[  609.714161][ T8178] mapped_file 75460608
[  609.718313][ T8178] dirty 0
[  609.721271][ T8178] writeback 0
[  609.734867][ T8178] workingset_refault_anon 2679
[  609.739695][ T8178] workingset_refault_file 143939
[  609.764217][ T8178] swap 126681088
[  609.767842][ T8178] swapcached 0
[  609.771234][ T8178] pgpgin 2094705
[  609.794130][ T8178] pgpgout 2019237
[  609.797838][ T8178] pgfault 896779
[  609.801420][ T8178] pgmajfault 3621
[  609.824110][ T8178] inactive_anon 205996032
[  609.828594][ T8178] active_anon 102854656
[  609.832853][ T8178] inactive_file 0
[  609.864800][ T8178] active_file 0
[  609.868341][ T8178] unevictable 0
[  609.871851][ T8178] hierarchical_memory_limit 314572800
[  609.898377][ T8178] hierarchical_memsw_limit 9223372036854771712
[  609.914191][ T8178] total_cache 308391936
[  609.918414][ T8178] total_rss 724992
[  609.942639][ T8178] total_rss_huge 0
[  609.952794][ T8178] total_shmem 308391936
[  609.962945][ T8178] total_mapped_file 75460608
[  609.967796][ T8178] total_dirty 0
[  609.971284][ T8178] total_writeback 0
[  609.984273][ T8178] total_workingset_refault_anon 2679
[  609.994179][ T8178] total_workingset_refault_file 143939
[  610.010153][ T8178] total_swap 126681088
[  610.014546][ T8178] total_swapcached 0
[  610.018599][ T8178] total_pgpgin 2094705
[  610.033118][ T8178] total_pgpgout 2019237
[  610.043283][ T8178] total_pgfault 896779
[  610.053441][ T8178] total_pgmajfault 3621
[  610.058100][ T8178] total_inactive_anon 205996032
[  610.063067][ T8178] total_active_anon 102854656
[  610.079896][ T8178] total_inactive_file 0
[  610.091239][ T8178] total_active_file 0
[  610.101868][ T8178] total_unevictable 0
[  610.112245][ T8178] anon_cost 0
[  610.115654][ T8178] file_cost 0
[  610.119053][ T8178] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8866,uid=0
[  610.154189][ T8178] Memory cgroup out of memory: Killed process 8866 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:7168kB, UID:0 pgtables:56kB oom_score_adj:1000
[  610.572983][ T8190] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  610.714117][ T8190] CPU: 0 UID: 0 PID: 8190 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  610.725330][ T8190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  610.735613][ T8190] Call Trace:
[  610.739064][ T8190]  <TASK>
[  610.742209][ T8190]  dump_stack_lvl+0x16c/0x1f0
[  610.746933][ T8190]  dump_header+0x101/0x900
[  610.751426][ T8190]  oom_kill_process+0x270/0xa60
[  610.756560][ T8190]  out_of_memory+0x351/0x1700
[  610.761434][ T8190]  ? __pfx_out_of_memory+0x10/0x10
[  610.767223][ T8190]  ? rcu_read_unlock+0x17/0x60
[  610.772131][ T8190]  ? find_held_lock+0x2d/0x110
[  610.776949][ T8190]  mem_cgroup_out_of_memory+0x207/0x270
[  610.782537][ T8190]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  610.788666][ T8190]  ? do_raw_spin_unlock+0x172/0x230
[  610.793914][ T8190]  try_charge_memcg+0x5b9/0xaf0
[  610.798987][ T8190]  ? __pfx_try_charge_memcg+0x10/0x10
[  610.804497][ T8190]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  610.810095][ T8190]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  610.815681][ T8190]  __mem_cgroup_charge+0x9b/0x280
[  610.820769][ T8190]  shmem_alloc_and_add_folio+0x507/0xc00
[  610.826513][ T8190]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  610.832947][ T8190]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  610.838963][ T8190]  shmem_get_folio_gfp+0x689/0x1530
[  610.844180][ T8190]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  610.850004][ T8190]  shmem_write_begin+0x161/0x300
[  610.854959][ T8190]  ? __pfx_shmem_write_begin+0x10/0x10
[  610.860429][ T8190]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  610.867341][ T8190]  generic_perform_write+0x2ba/0x920
[  610.872744][ T8190]  ? __pfx_generic_perform_write+0x10/0x10
[  610.878574][ T8190]  ? __pfx_generic_write_checks+0x10/0x10
[  610.884323][ T8190]  shmem_file_write_iter+0x10e/0x140
[  610.889656][ T8190]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  610.895535][ T8190]  __kernel_write_iter+0x318/0xa80
[  610.900743][ T8190]  ? __pfx___kernel_write_iter+0x10/0x10
[  610.906480][ T8190]  ? get_dump_page+0x15c/0x220
[  610.911298][ T8190]  ? copy_mc_enhanced_fast_string+0xa/0x13
[  610.917149][ T8190]  dump_user_range+0x389/0x8a0
[  610.921970][ T8190]  ? __pfx_dump_user_range+0x10/0x10
[  610.927273][ T8190]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  610.933540][ T8190]  ? __pfx_writenote+0x10/0x10
[  610.938329][ T8190]  elf_core_dump+0x2766/0x3840
[  610.943128][ T8190]  ? __pfx_elf_core_dump+0x10/0x10
[  610.948283][ T8190]  ? kasan_save_stack+0x42/0x60
[  610.953152][ T8190]  ? kasan_save_stack+0x33/0x60
[  610.958012][ T8190]  ? __kasan_kmalloc+0xaa/0xb0
[  610.962784][ T8190]  ? __kmalloc_node_noprof+0x211/0x440
[  610.968257][ T8190]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  610.973818][ T8190]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  610.979718][ T8190]  ? asm_exc_invalid_op+0x1a/0x20
[  610.984796][ T8190]  ? rcu_is_watching+0x12/0xc0
[  610.989577][ T8190]  ? trace_lock_acquire+0x14a/0x1d0
[  610.994875][ T8190]  ? get_signal+0x237c/0x26d0
[  610.999831][ T8190]  ? do_coredump+0x2c42/0x4160
[  611.004607][ T8190]  do_coredump+0x2c42/0x4160
[  611.009308][ T8190]  ? __pfx_do_coredump+0x10/0x10
[  611.014354][ T8190]  ? kmem_cache_free+0x152/0x4b0
[  611.019491][ T8190]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  611.025485][ T8190]  ? asm_exc_invalid_op+0x1a/0x20
[  611.030578][ T8190]  get_signal+0x237c/0x26d0
[  611.035278][ T8190]  ? __pfx_get_signal+0x10/0x10
[  611.040260][ T8190]  ? __pfx_force_sig_fault+0x10/0x10
[  611.045684][ T8190]  arch_do_signal_or_restart+0x90/0x7e0
[  611.051258][ T8190]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  611.057529][ T8190]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  611.063621][ T8190]  irqentry_exit_to_user_mode+0x13f/0x280
[  611.069362][ T8190]  asm_exc_invalid_op+0x1a/0x20
[  611.074341][ T8190] RIP: 0033:0x14
[  611.077895][ T8190] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  611.085436][ T8190] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  611.091514][ T8190] RAX: 0000000000000000 RBX: 00000000000747c3 RCX: 00007fd4984838a9
[  611.099674][ T8190] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  611.108018][ T8190] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  611.116092][ T8190] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  611.124160][ T8190] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000000d
[  611.132181][ T8190]  </TASK>
[  611.166428][ T8190] memory: usage 307200kB, limit 307200kB, failcnt 664695
[  611.173608][ T8190] memory+swap: usage 432196kB, limit 9007199254740988kB, failcnt 0
[  611.181660][ T8190] kmem: usage 5084kB, limit 9007199254740988kB, failcnt 0
[  611.188905][ T8190] Memory cgroup stats for /syz0:
[  611.189086][ T8190] cache 308625408
[  611.198177][ T8190] rss 700416
[  611.201581][ T8190] rss_huge 0
[  611.205340][ T8190] shmem 308625408
[  611.209001][ T8190] mapped_file 81412096
[  611.213146][ T8190] dirty 0
[  611.233547][ T8190] writeback 0
[  611.245854][ T8190] workingset_refault_anon 2679
[  611.250961][ T8190] workingset_refault_file 143939
executing program
[  611.283186][ T8190] swap 127995904
[  611.299944][ T8190] swapcached 0
[  611.303383][ T8190] pgpgin 2101459
[  611.342511][ T8190] pgpgout 2025930
[  611.365297][ T8190] pgfault 900050
[  611.369003][ T8190] pgmajfault 3621
[  611.372666][ T8190] inactive_anon 183672832
[  611.429821][ T8190] active_anon 125693952
[  611.455451][ T8190] inactive_file 0
[  611.459151][ T8190] active_file 0
[  611.462740][ T8190] unevictable 0
[  611.527546][ T8190] hierarchical_memory_limit 314572800
[  611.532991][ T8190] hierarchical_memsw_limit 9223372036854771712
[  611.572855][ T8190] total_cache 308625408
[  611.587247][ T8190] total_rss 700416
[  611.591024][ T8190] total_rss_huge 0
[  611.613980][ T8190] total_shmem 308625408
[  611.625086][ T8190] total_mapped_file 81412096
[  611.629732][ T8190] total_dirty 0
[  611.633229][ T8190] total_writeback 0
[  611.642276][ T8190] total_workingset_refault_anon 2679
[  611.647828][ T8190] total_workingset_refault_file 143939
[  611.653398][ T8190] total_swap 127995904
[  611.657560][ T8190] total_swapcached 0
[  611.661467][ T8190] total_pgpgin 2101459
[  611.665962][ T8190] total_pgpgout 2025930
[  611.670203][ T8190] total_pgfault 900050
[  611.674606][ T8190] total_pgmajfault 3621
[  611.678784][ T8190] total_inactive_anon 183672832
[  611.683802][ T8190] total_active_anon 125693952
[  611.688838][ T8190] total_inactive_file 0
[  611.693020][ T8190] total_active_file 0
[  611.697172][ T8190] total_unevictable 0
[  611.701180][ T8190] anon_cost 0
[  611.704516][ T8190] file_cost 0
[  611.707809][ T8190] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8709,uid=0
[  611.723233][ T8190] Memory cgroup out of memory: Killed process 8709 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:7040kB, UID:0 pgtables:88kB oom_score_adj:1000
[  611.947722][ T8675] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  612.074197][ T8675] CPU: 0 UID: 0 PID: 8675 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  612.085390][ T8675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  612.095575][ T8675] Call Trace:
[  612.098966][ T8675]  <TASK>
[  612.101922][ T8675]  dump_stack_lvl+0x16c/0x1f0
[  612.106733][ T8675]  dump_header+0x101/0x900
[  612.111233][ T8675]  oom_kill_process+0x270/0xa60
[  612.116141][ T8675]  out_of_memory+0x351/0x1700
[  612.120926][ T8675]  ? __pfx_out_of_memory+0x10/0x10
[  612.126088][ T8675]  ? rcu_read_unlock+0x17/0x60
[  612.131005][ T8675]  ? find_held_lock+0x2d/0x110
[  612.135817][ T8675]  mem_cgroup_out_of_memory+0x207/0x270
[  612.141477][ T8675]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  612.147654][ T8675]  ? do_raw_spin_unlock+0x172/0x230
[  612.152985][ T8675]  try_charge_memcg+0x5b9/0xaf0
[  612.157903][ T8675]  ? __pfx_try_charge_memcg+0x10/0x10
[  612.163423][ T8675]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  612.168922][ T8675]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  612.174484][ T8675]  __mem_cgroup_charge+0x9b/0x280
[  612.179617][ T8675]  shmem_alloc_and_add_folio+0x507/0xc00
[  612.185279][ T8675]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  612.191450][ T8675]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  612.197353][ T8675]  ? mark_lock+0xb5/0xc60
[  612.201712][ T8675]  shmem_get_folio_gfp+0x689/0x1530
[  612.206934][ T8675]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  612.212578][ T8675]  ? inode_update_timestamps+0x165/0x580
[  612.218230][ T8675]  shmem_write_begin+0x161/0x300
[  612.223284][ T8675]  ? __pfx_shmem_write_begin+0x10/0x10
[  612.228902][ T8675]  ? lockdep_hardirqs_on+0x7c/0x110
[  612.234142][ T8675]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  612.241003][ T8675]  ? ktime_get_coarse_real_ts64+0x147/0x200
[  612.247027][ T8675]  generic_perform_write+0x2ba/0x920
[  612.252424][ T8675]  ? __pfx_generic_perform_write+0x10/0x10
[  612.258350][ T8675]  ? __mark_inode_dirty+0x2ae/0xe60
[  612.263563][ T8675]  ? generic_update_time+0xcf/0xf0
[  612.268775][ T8675]  ? mnt_put_write_access_file+0x45/0xf0
[  612.274427][ T8675]  shmem_file_write_iter+0x10e/0x140
[  612.279737][ T8675]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  612.285564][ T8675]  __kernel_write_iter+0x318/0xa80
[  612.290694][ T8675]  ? __pfx___kernel_write_iter+0x10/0x10
[  612.296340][ T8675]  ? get_dump_page+0x15c/0x220
[  612.301310][ T8675]  ? copy_mc_to_kernel+0x3a/0xc0
[  612.306381][ T8675]  ? copy_mc_enhanced_fast_string+0x4/0x13
[  612.312212][ T8675]  dump_user_range+0x389/0x8a0
[  612.317087][ T8675]  ? __pfx_dump_user_range+0x10/0x10
[  612.322395][ T8675]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  612.328670][ T8675]  ? __pfx_writenote+0x10/0x10
[  612.333574][ T8675]  elf_core_dump+0x2766/0x3840
[  612.338369][ T8675]  ? __pfx_elf_core_dump+0x10/0x10
[  612.343510][ T8675]  ? kasan_save_stack+0x42/0x60
[  612.348376][ T8675]  ? kasan_save_stack+0x33/0x60
[  612.353332][ T8675]  ? __kasan_kmalloc+0xaa/0xb0
[  612.358108][ T8675]  ? __kmalloc_node_noprof+0x211/0x440
[  612.363583][ T8675]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  612.369233][ T8675]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  612.375140][ T8675]  ? asm_exc_invalid_op+0x1a/0x20
[  612.380311][ T8675]  ? rcu_is_watching+0x12/0xc0
[  612.385095][ T8675]  ? trace_lock_acquire+0x14a/0x1d0
[  612.390394][ T8675]  ? get_signal+0x237c/0x26d0
[  612.395095][ T8675]  ? do_coredump+0x2c42/0x4160
[  612.399958][ T8675]  do_coredump+0x2c42/0x4160
[  612.404745][ T8675]  ? __pfx_do_coredump+0x10/0x10
[  612.409694][ T8675]  ? kmem_cache_free+0x152/0x4b0
[  612.414650][ T8675]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  612.420550][ T8675]  ? asm_exc_invalid_op+0x1a/0x20
[  612.425650][ T8675]  get_signal+0x237c/0x26d0
[  612.430173][ T8675]  ? __pfx_get_signal+0x10/0x10
[  612.435033][ T8675]  ? __pfx_force_sig_fault+0x10/0x10
[  612.440432][ T8675]  arch_do_signal_or_restart+0x90/0x7e0
[  612.446087][ T8675]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  612.452303][ T8675]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  612.458395][ T8675]  irqentry_exit_to_user_mode+0x13f/0x280
[  612.464217][ T8675]  asm_exc_invalid_op+0x1a/0x20
[  612.469180][ T8675] RIP: 0033:0x14
[  612.472745][ T8675] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  612.480111][ T8675] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  612.486275][ T8675] RAX: 0000000000000000 RBX: 0000000000084db4 RCX: 00007fd4984838a9
[  612.494284][ T8675] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  612.502260][ T8675] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  612.510279][ T8675] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  612.518254][ T8675] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000004c
[  612.526338][ T8675]  </TASK>
[  612.684524][ T8675] memory: usage 306580kB, limit 307200kB, failcnt 666550
[  612.691634][ T8675] memory+swap: usage 429756kB, limit 9007199254740988kB, failcnt 0
[  612.724190][ T8675] kmem: usage 5080kB, limit 9007199254740988kB, failcnt 0
[  612.731386][ T8675] Memory cgroup stats for /syz0:
[  612.731567][ T8675] cache 304951296
[  612.807302][ T8675] rss 712704
[  612.810563][ T8675] rss_huge 0
[  612.813778][ T8675] shmem 304951296
[  612.870063][ T8675] mapped_file 88506368
[  612.908859][ T8675] dirty 0
[  612.911867][ T8675] writeback 0
[  612.931969][ T8675] workingset_refault_anon 2679
[  612.969049][ T8675] workingset_refault_file 143939
[  613.009204][ T8675] swap 127438848
[  613.012924][ T8675] swapcached 8192
[  613.054332][ T8675] pgpgin 2108750
[  613.057953][ T8675] pgpgout 2034107
[  613.061610][ T8675] pgfault 903601
[  613.116713][ T8675] pgmajfault 3621
[  613.120541][ T8675] inactive_anon 162582528
[  613.166441][ T8675] active_anon 141365248
[  613.170709][ T8675] inactive_file 0
[  613.190302][ T8675] active_file 0
[  613.193826][ T8675] unevictable 0
[  613.229667][ T8675] hierarchical_memory_limit 314572800
[  613.248051][ T8675] hierarchical_memsw_limit 9223372036854771712
[  613.313493][ T8675] total_cache 304951296
[  613.327948][ T8675] total_rss 712704
[  613.331833][ T8675] total_rss_huge 0
[  613.370370][ T8675] total_shmem 304951296
[  613.408015][ T8675] total_mapped_file 88506368
[  613.412856][ T8675] total_dirty 0
[  613.426875][ T8675] total_writeback 0
[  613.430810][ T8675] total_workingset_refault_anon 2679
[  613.486209][ T8675] total_workingset_refault_file 143939
[  613.491764][ T8675] total_swap 127438848
[  613.535308][ T8675] total_swapcached 8192
[  613.539534][ T8675] total_pgpgin 2108750
[  613.543623][ T8675] total_pgpgout 2034107
[  613.601651][ T8675] total_pgfault 903601
[  613.628796][ T8675] total_pgmajfault 3621
[  613.633030][ T8675] total_inactive_anon 162582528
[  613.678599][ T8675] total_active_anon 141365248
[  613.683448][ T8675] total_inactive_file 0
[  613.730810][ T8675] total_active_file 0
[  613.756419][ T8675] total_unevictable 0
[  613.760477][ T8675] anon_cost 0
[  613.763781][ T8675] file_cost 0
[  613.817204][ T8675] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8690,uid=0
[  613.863275][ T8675] Memory cgroup out of memory: Killed process 8690 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:544kB, shmem-rss:9600kB, UID:0 pgtables:92kB oom_score_adj:1000
[  614.337695][ T8046] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0
[  614.439373][ T8046] CPU: 0 UID: 0 PID: 8046 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  614.450741][ T8046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  614.460919][ T8046] Call Trace:
[  614.464225][ T8046]  <TASK>
[  614.467264][ T8046]  dump_stack_lvl+0x16c/0x1f0
[  614.472060][ T8046]  dump_header+0x101/0x900
[  614.476518][ T8046]  oom_kill_process+0x270/0xa60
[  614.481410][ T8046]  out_of_memory+0x351/0x1700
[  614.486121][ T8046]  ? __pfx_out_of_memory+0x10/0x10
[  614.491261][ T8046]  ? rcu_read_unlock+0x17/0x60
[  614.496065][ T8046]  ? find_held_lock+0x2d/0x110
[  614.500874][ T8046]  mem_cgroup_out_of_memory+0x207/0x270
[  614.506469][ T8046]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  614.512670][ T8046]  ? do_raw_spin_unlock+0x172/0x230
[  614.517958][ T8046]  try_charge_memcg+0x5b9/0xaf0
[  614.523115][ T8046]  ? __pfx_try_charge_memcg+0x10/0x10
[  614.528528][ T8046]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  614.534039][ T8046]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  614.539625][ T8046]  __mem_cgroup_charge+0x9b/0x280
[  614.544756][ T8046]  do_wp_page+0x110c/0x4930
[  614.549317][ T8046]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  614.555166][ T8046]  ? __pfx_do_wp_page+0x10/0x10
[  614.560058][ T8046]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  614.565458][ T8046]  ? lock_acquire+0x2f/0xb0
[  614.569981][ T8046]  ? __handle_mm_fault+0xdcd/0x2a10
[  614.575472][ T8046]  __handle_mm_fault+0x1a93/0x2a10
[  614.580614][ T8046]  ? __pfx_mt_find+0x10/0x10
[  614.585219][ T8046]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  614.590866][ T8046]  ? __pfx___handle_mm_fault+0x10/0x10
[  614.596451][ T8046]  ? find_vma+0xc0/0x140
[  614.600705][ T8046]  ? __pfx_find_vma+0x10/0x10
[  614.605590][ T8046]  handle_mm_fault+0x3fa/0xaa0
[  614.610414][ T8046]  do_user_addr_fault+0x7a3/0x13f0
[  614.615555][ T8046]  exc_page_fault+0x5c/0xc0
[  614.620080][ T8046]  asm_exc_page_fault+0x26/0x30
[  614.624970][ T8046] RIP: 0010:__put_user_8+0x11/0x20
[  614.630192][ T8046] Code: 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 89 cb 48 c1 fb 3f 48 09 d9 0f 01 cb <48> 89 01 31 c9 0f 01 ca c3 cc cc cc cc 66 90 90 90 90 90 90 90 90
[  614.649928][ T8046] RSP: 0018:ffffc90004b1fdf8 EFLAGS: 00050202
[  614.656278][ T8046] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000055558a5bdca8
[  614.664430][ T8046] RDX: 1ffff110066a9a2b RSI: ffffffff81c079d7 RDI: ffffffff8bb136e0
[  614.672519][ T8046] RBP: ffffc90004b1fef8 R08: 0000000000000000 R09: fffffbfff2039e51
[  614.680585][ T8046] R10: ffffffff901cf28f R11: 0000000000000000 R12: ffff88803354bc00
[  614.688828][ T8046] R13: ffffc90004b1ff58 R14: ffffc90004b1fe60 R15: 0000000000000000
[  614.696921][ T8046]  ? __rseq_handle_notify_resume+0x8a7/0x1100
[  614.703104][ T8046]  __rseq_handle_notify_resume+0x8d6/0x1100
[  614.709028][ T8046]  ? __do_sys_clone+0xba/0x100
[  614.713825][ T8046]  ? __pfx___rseq_handle_notify_resume+0x10/0x10
[  614.720347][ T8046]  ? __pfx_mem_cgroup_handle_over_high+0x10/0x10
[  614.726785][ T8046]  syscall_exit_to_user_mode+0x1a3/0x2a0
[  614.732441][ T8046]  do_syscall_64+0xda/0x250
[  614.736959][ T8046]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  614.742884][ T8046] RIP: 0033:0x7fd498480bf3
[  614.747416][ T8046] Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
[  614.767036][ T8046] RSP: 002b:00007ffcf55c5d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[  614.775469][ T8046] RAX: 00000000000000f4 RBX: 0000000000000000 RCX: 00007fd498480bf3
[  614.783620][ T8046] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[  614.792029][ T8046] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcf55c5bd5
[  614.800090][ T8046] R10: 000055558a5bd650 R11: 0000000000000246 R12: 0000000000000001
[  614.808085][ T8046] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000007a
[  614.816089][ T8046]  </TASK>
[  614.883602][ T8046] memory: usage 307200kB, limit 307200kB, failcnt 671040
[  614.890839][ T8046] memory+swap: usage 431200kB, limit 9007199254740988kB, failcnt 0
[  614.899350][ T8046] kmem: usage 4984kB, limit 9007199254740988kB, failcnt 0
[  614.906685][ T8046] Memory cgroup stats for /syz0:
[  614.906931][ T8046] cache 307224576
[  614.915694][ T8046] rss 671744
[  614.919001][ T8046] rss_huge 0
[  614.922216][ T8046] shmem 307224576
[  614.926005][ T8046] mapped_file 80363520
[  614.930093][ T8046] dirty 0
[  614.933048][ T8046] writeback 0
[  614.936493][ T8046] workingset_refault_anon 2679
[  614.941282][ T8046] workingset_refault_file 143939
[  614.946351][ T8046] swap 127987712
[  614.950023][ T8046] swapcached 0
[  614.953501][ T8046] pgpgin 2119424
[  614.957635][ T8046] pgpgout 2044223
[  614.961304][ T8046] pgfault 908941
[  614.965351][ T8046] pgmajfault 3621
[  614.969013][ T8046] inactive_anon 195649536
[  614.973355][ T8046] active_anon 112373760
[  614.978173][ T8046] inactive_file 0
[  614.981842][ T8046] active_file 0
[  614.985817][ T8046] unevictable 0
[  614.989391][ T8046] hierarchical_memory_limit 314572800
[  614.995245][ T8046] hierarchical_memsw_limit 9223372036854771712
[  615.001530][ T8046] total_cache 307224576
[  615.006311][ T8046] total_rss 671744
[  615.010066][ T8046] total_rss_huge 0
[  615.013805][ T8046] total_shmem 307224576
[  615.034144][ T8046] total_mapped_file 80363520
[  615.038835][ T8046] total_dirty 0
[  615.042398][ T8046] total_writeback 0
[  615.054493][ T8046] total_workingset_refault_anon 2679
[  615.059873][ T8046] total_workingset_refault_file 143939
[  615.084270][ T8046] total_swap 127987712
[  615.088404][ T8046] total_swapcached 0
[  615.092317][ T8046] total_pgpgin 2119424
[  615.104135][ T8046] total_pgpgout 2044223
[  615.108354][ T8046] total_pgfault 908941
[  615.112442][ T8046] total_pgmajfault 3621
[  615.131721][ T8046] total_inactive_anon 195649536
[  615.137010][ T8046] total_active_anon 112373760
[  615.141820][ T8046] total_inactive_file 0
[  615.146906][ T8046] total_active_file 0
[  615.151015][ T8046] total_unevictable 0
[  615.155265][ T8046] anon_cost 0
[  615.158750][ T8046] file_cost 0
[  615.162081][ T8046] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8861,uid=0
[  615.180630][ T8046] Memory cgroup out of memory: Killed process 8861 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:10368kB, UID:0 pgtables:64kB oom_score_adj:1000
executing program
[  615.404283][ T8851] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  615.571894][ T8851] CPU: 1 UID: 0 PID: 8851 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  615.583095][ T8851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  615.593278][ T8851] Call Trace:
[  615.596590][ T8851]  <TASK>
[  615.599558][ T8851]  dump_stack_lvl+0x16c/0x1f0
[  615.604272][ T8851]  dump_header+0x101/0x900
[  615.608731][ T8851]  oom_kill_process+0x270/0xa60
[  615.613699][ T8851]  out_of_memory+0x351/0x1700
[  615.618421][ T8851]  ? ww_mutex_lock+0xd0/0x140
[  615.623178][ T8851]  ? __pfx_out_of_memory+0x10/0x10
[  615.628425][ T8851]  ? rcu_read_unlock+0x17/0x60
[  615.633232][ T8851]  ? find_held_lock+0x2d/0x110
[  615.638039][ T8851]  mem_cgroup_out_of_memory+0x207/0x270
[  615.643625][ T8851]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  615.649744][ T8851]  ? do_raw_spin_unlock+0x172/0x230
[  615.655163][ T8851]  try_charge_memcg+0x5b9/0xaf0
[  615.660061][ T8851]  ? __pfx_try_charge_memcg+0x10/0x10
[  615.665581][ T8851]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  615.671082][ T8851]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  615.676699][ T8851]  __mem_cgroup_charge+0x9b/0x280
[  615.682051][ T8851]  shmem_alloc_and_add_folio+0x507/0xc00
[  615.687736][ T8851]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  615.694062][ T8851]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  615.700091][ T8851]  shmem_get_folio_gfp+0x689/0x1530
[  615.705349][ T8851]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  615.711028][ T8851]  ? filemap_map_pages+0xf93/0x16a0
[  615.716291][ T8851]  shmem_fault+0x200/0xae0
[  615.720833][ T8851]  ? __pfx_shmem_fault+0x10/0x10
[  615.725911][ T8851]  ? do_pte_missing+0xddf/0x3e70
[  615.730898][ T8851]  ? __pfx_lock_release+0x10/0x10
[  615.736058][ T8851]  __do_fault+0x10a/0x490
[  615.740423][ T8851]  do_pte_missing+0xec5/0x3e70
[  615.745232][ T8851]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  615.751374][ T8851]  ? rcu_is_watching+0x12/0xc0
[  615.756443][ T8851]  __handle_mm_fault+0x100a/0x2a10
[  615.761782][ T8851]  ? __pfx___handle_mm_fault+0x10/0x10
[  615.767374][ T8851]  ? __pfx_lock_release+0x10/0x10
[  615.772462][ T8851]  ? follow_page_pte+0x50d/0x1eb0
[  615.777531][ T8851]  handle_mm_fault+0x3fa/0xaa0
[  615.782343][ T8851]  __get_user_pages+0x8d9/0x3b50
[  615.787417][ T8851]  ? __pfx___get_user_pages+0x10/0x10
[  615.792829][ T8851]  ? down_read_killable+0xcc/0x380
[  615.798157][ T8851]  ? __pfx_down_read_killable+0x10/0x10
[  615.804005][ T8851]  ? shmem_file_write_iter+0xcf/0x140
[  615.809433][ T8851]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  615.815292][ T8851]  ? __kernel_write_iter+0x59f/0xa80
[  615.820646][ T8851]  get_dump_page+0xfb/0x220
[  615.825198][ T8851]  ? __pfx_get_dump_page+0x10/0x10
[  615.830456][ T8851]  dump_user_range+0x135/0x8a0
[  615.835269][ T8851]  ? __pfx_dump_user_range+0x10/0x10
[  615.840644][ T8851]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  615.846939][ T8851]  ? __pfx_writenote+0x10/0x10
[  615.851749][ T8851]  elf_core_dump+0x2766/0x3840
[  615.856576][ T8851]  ? __pfx_elf_core_dump+0x10/0x10
[  615.861822][ T8851]  ? kasan_save_stack+0x42/0x60
[  615.866708][ T8851]  ? kasan_save_stack+0x33/0x60
[  615.871854][ T8851]  ? __kasan_kmalloc+0xaa/0xb0
[  615.876868][ T8851]  ? __kmalloc_node_noprof+0x211/0x440
[  615.882375][ T8851]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  615.887966][ T8851]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  615.893978][ T8851]  ? asm_exc_invalid_op+0x1a/0x20
[  615.899099][ T8851]  ? rcu_is_watching+0x12/0xc0
[  615.903909][ T8851]  ? trace_lock_acquire+0x14a/0x1d0
[  615.909148][ T8851]  ? get_signal+0x237c/0x26d0
[  615.913953][ T8851]  ? do_coredump+0x2c42/0x4160
[  615.918747][ T8851]  do_coredump+0x2c42/0x4160
[  615.923384][ T8851]  ? __pfx_do_coredump+0x10/0x10
[  615.928355][ T8851]  ? kmem_cache_free+0x152/0x4b0
[  615.933591][ T8851]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  615.939697][ T8851]  ? asm_exc_invalid_op+0x1a/0x20
[  615.944919][ T8851]  get_signal+0x237c/0x26d0
[  615.949730][ T8851]  ? __pfx_get_signal+0x10/0x10
[  615.954618][ T8851]  ? __pfx_force_sig_fault+0x10/0x10
[  615.959963][ T8851]  arch_do_signal_or_restart+0x90/0x7e0
[  615.965572][ T8851]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
executing program
[  615.971810][ T8851]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  615.977970][ T8851]  irqentry_exit_to_user_mode+0x13f/0x280
[  615.983749][ T8851]  asm_exc_invalid_op+0x1a/0x20
[  615.988663][ T8851] RIP: 0033:0x14
[  615.992242][ T8851] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  615.999753][ T8851] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  616.005868][ T8851] RAX: 0000000000000000 RBX: 00000000000903da RCX: 00007fd4984838a9
[  616.013880][ T8851] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  616.021891][ T8851] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  616.030087][ T8851] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  616.038369][ T8851] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000071
[  616.046486][ T8851]  </TASK>
[  616.067982][ T8851] memory: usage 307200kB, limit 307200kB, failcnt 672725
[  616.075122][ T8851] memory+swap: usage 432196kB, limit 9007199254740988kB, failcnt 0
[  616.083177][ T8851] kmem: usage 5028kB, limit 9007199254740988kB, failcnt 0
[  616.091100][ T8851] Memory cgroup stats for /syz0:
[  616.091293][ T8851] cache 307032064
[  616.100451][ T8851] rss 684032
[  616.103710][ T8851] rss_huge 0
[  616.107702][ T8851] shmem 307032064
[  616.111377][ T8851] mapped_file 86364160
[  616.116229][ T8851] dirty 0
[  616.119204][ T8851] writeback 0
[  616.122508][ T8851] workingset_refault_anon 2679
[  616.128408][ T8851] workingset_refault_file 143939
[  616.133410][ T8851] swap 127995904
[  616.137546][ T8851] swapcached 0
[  616.141042][ T8851] pgpgin 2128651
[  616.145168][ T8851] pgpgout 2053514
[  616.149021][ T8851] pgfault 913586
[  616.152708][ T8851] pgmajfault 3621
[  616.157212][ T8851] inactive_anon 165056512
[  616.161766][ T8851] active_anon 142704640
[  616.168078][ T8851] inactive_file 0
[  616.171751][ T8851] active_file 0
[  616.203401][ T8851] unevictable 0
[  616.224131][ T8851] hierarchical_memory_limit 314572800
[  616.229766][ T8851] hierarchical_memsw_limit 9223372036854771712
[  616.264232][ T8851] total_cache 307032064
[  616.268545][ T8851] total_rss 684032
[  616.272290][ T8851] total_rss_huge 0
[  616.294185][ T8851] total_shmem 307032064
[  616.298412][ T8851] total_mapped_file 86364160
[  616.303024][ T8851] total_dirty 0
[  616.334356][ T8851] total_writeback 0
[  616.338238][ T8851] total_workingset_refault_anon 2679
[  616.343537][ T8851] total_workingset_refault_file 143939
[  616.374206][ T8851] total_swap 127995904
[  616.378447][ T8851] total_swapcached 0
[  616.382383][ T8851] total_pgpgin 2128651
[  616.404280][ T8851] total_pgpgout 2053514
[  616.408608][ T8851] total_pgfault 913586
[  616.412786][ T8851] total_pgmajfault 3621
[  616.434095][ T8851] total_inactive_anon 165056512
[  616.439024][ T8851] total_active_anon 142704640
[  616.443816][ T8851] total_inactive_file 0
[  616.474132][ T8851] total_active_file 0
[  616.478179][ T8851] total_unevictable 0
[  616.482187][ T8851] anon_cost 0
[  616.504125][ T8851] file_cost 0
[  616.507565][ T8851] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8871,uid=0
[  616.559064][ T8851] Memory cgroup out of memory: Killed process 8871 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:15360kB, UID:0 pgtables:72kB oom_score_adj:1000
[  617.217795][ T8675] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  617.380595][ T8675] CPU: 0 UID: 0 PID: 8675 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  617.392061][ T8675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  617.402340][ T8675] Call Trace:
[  617.405747][ T8675]  <TASK>
[  617.408704][ T8675]  dump_stack_lvl+0x16c/0x1f0
[  617.413464][ T8675]  dump_header+0x101/0x900
[  617.418186][ T8675]  oom_kill_process+0x270/0xa60
[  617.423157][ T8675]  out_of_memory+0x351/0x1700
[  617.428051][ T8675]  ? __pfx_out_of_memory+0x10/0x10
[  617.433210][ T8675]  ? rcu_read_unlock+0x17/0x60
[  617.438448][ T8675]  ? find_held_lock+0x2d/0x110
[  617.443356][ T8675]  mem_cgroup_out_of_memory+0x207/0x270
[  617.449028][ T8675]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  617.455311][ T8675]  ? do_raw_spin_unlock+0x172/0x230
[  617.462695][ T8675]  try_charge_memcg+0x5b9/0xaf0
[  617.467579][ T8675]  ? __pfx_try_charge_memcg+0x10/0x10
[  617.472969][ T8675]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  617.478525][ T8675]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  617.484190][ T8675]  __mem_cgroup_charge+0x9b/0x280
[  617.489232][ T8675]  shmem_alloc_and_add_folio+0x507/0xc00
[  617.494885][ T8675]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  617.501058][ T8675]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  617.507144][ T8675]  shmem_get_folio_gfp+0x689/0x1530
[  617.512368][ T8675]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  617.518027][ T8675]  shmem_write_begin+0x161/0x300
[  617.522976][ T8675]  ? __pfx_shmem_write_begin+0x10/0x10
[  617.528448][ T8675]  ? balance_dirty_pages_ratelimited_flags+0x92/0x1270
[  617.535435][ T8675]  generic_perform_write+0x2ba/0x920
[  617.540831][ T8675]  ? __pfx_generic_perform_write+0x10/0x10
[  617.546739][ T8675]  ? __pfx_generic_write_checks+0x10/0x10
[  617.552646][ T8675]  shmem_file_write_iter+0x10e/0x140
[  617.557953][ T8675]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  617.563772][ T8675]  __kernel_write_iter+0x318/0xa80
[  617.568896][ T8675]  ? __pfx___kernel_write_iter+0x10/0x10
[  617.574556][ T8675]  ? get_dump_page+0x15c/0x220
[  617.579339][ T8675]  ? copy_mc_to_kernel+0x3a/0xc0
[  617.584437][ T8675]  ? copy_mc_enhanced_fast_string+0x4/0x13
[  617.590349][ T8675]  dump_user_range+0x389/0x8a0
[  617.595155][ T8675]  ? __pfx_dump_user_range+0x10/0x10
[  617.600454][ T8675]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  617.606632][ T8675]  ? __pfx_writenote+0x10/0x10
[  617.611421][ T8675]  elf_core_dump+0x2766/0x3840
[  617.616209][ T8675]  ? __pfx_elf_core_dump+0x10/0x10
[  617.621334][ T8675]  ? kasan_save_stack+0x42/0x60
[  617.626471][ T8675]  ? kasan_save_stack+0x33/0x60
[  617.631329][ T8675]  ? __kasan_kmalloc+0xaa/0xb0
[  617.636108][ T8675]  ? __kmalloc_node_noprof+0x211/0x440
[  617.642013][ T8675]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  617.647580][ T8675]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  617.653565][ T8675]  ? asm_exc_invalid_op+0x1a/0x20
[  617.658733][ T8675]  ? rcu_is_watching+0x12/0xc0
[  617.663537][ T8675]  ? trace_lock_acquire+0x14a/0x1d0
[  617.668834][ T8675]  ? get_signal+0x237c/0x26d0
[  617.673544][ T8675]  ? do_coredump+0x2c42/0x4160
[  617.678323][ T8675]  do_coredump+0x2c42/0x4160
[  617.682949][ T8675]  ? __pfx_do_coredump+0x10/0x10
[  617.687984][ T8675]  ? kmem_cache_free+0x152/0x4b0
[  617.692935][ T8675]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  617.699120][ T8675]  ? asm_exc_invalid_op+0x1a/0x20
[  617.704390][ T8675]  get_signal+0x237c/0x26d0
[  617.708914][ T8675]  ? __pfx_get_signal+0x10/0x10
[  617.713786][ T8675]  ? __pfx_force_sig_fault+0x10/0x10
[  617.719089][ T8675]  arch_do_signal_or_restart+0x90/0x7e0
[  617.724675][ T8675]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  617.730935][ T8675]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  617.737294][ T8675]  irqentry_exit_to_user_mode+0x13f/0x280
[  617.743476][ T8675]  asm_exc_invalid_op+0x1a/0x20
[  617.748343][ T8675] RIP: 0033:0x14
[  617.751898][ T8675] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  617.759443][ T8675] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  617.765518][ T8675] RAX: 0000000000000000 RBX: 0000000000084db4 RCX: 00007fd4984838a9
[  617.773496][ T8675] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  617.781513][ T8675] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  617.789745][ T8675] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  617.797818][ T8675] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 000000000000004c
[  617.805816][ T8675]  </TASK>
[  617.848797][ T8675] memory: usage 307200kB, limit 307200kB, failcnt 674149
[  617.856110][ T8675] memory+swap: usage 432196kB, limit 9007199254740988kB, failcnt 0
[  617.864291][ T8675] kmem: usage 4876kB, limit 9007199254740988kB, failcnt 0
[  617.871438][ T8675] Memory cgroup stats for /syz0:
[  617.871601][ T8675] cache 308928512
[  617.894128][ T8675] rss 630784
[  617.897416][ T8675] rss_huge 0
[  617.900662][ T8675] shmem 308928512
[  617.946611][ T8675] mapped_file 78249984
[  617.950757][ T8675] dirty 0
[  617.953714][ T8675] writeback 0
[  617.982353][ T8675] workingset_refault_anon 2679
[  618.017853][ T8675] workingset_refault_file 143939
[  618.022979][ T8675] swap 127995904
[  618.053358][ T8675] swapcached 0
[  618.061193][ T8675] pgpgin 2133966
[  618.079220][ T8675] pgpgout 2058386
[  618.083010][ T8675] pgfault 916245
[  618.114128][ T8675] pgmajfault 3621
[  618.117834][ T8675] inactive_anon 161128448
[  618.122253][ T8675] active_anon 148447232
[  618.128382][ T8675] inactive_file 0
[  618.132067][ T8675] active_file 0
[  618.154168][ T8675] unevictable 0
[  618.157791][ T8675] hierarchical_memory_limit 314572800
[  618.184129][ T8675] hierarchical_memsw_limit 9223372036854771712
[  618.198497][ T8675] total_cache 308928512
[  618.214186][ T8675] total_rss 630784
[  618.218002][ T8675] total_rss_huge 0
[  618.221751][ T8675] total_shmem 308928512
[  618.268269][ T8675] total_mapped_file 78249984
[  618.272934][ T8675] total_dirty 0
[  618.294172][ T8675] total_writeback 0
[  618.298052][ T8675] total_workingset_refault_anon 2679
[  618.334133][ T8675] total_workingset_refault_file 143939
[  618.339752][ T8675] total_swap 127995904
[  618.361700][ T8675] total_swapcached 0
[  618.381815][ T8675] total_pgpgin 2133966
[  618.388019][ T8675] total_pgpgout 2058386
[  618.392239][ T8675] total_pgfault 916245
[  618.412541][ T8675] total_pgmajfault 3621
[  618.426285][ T8675] total_inactive_anon 161128448
[  618.431193][ T8675] total_active_anon 148447232
[  618.458944][ T8675] total_inactive_file 0
[  618.463162][ T8675] total_active_file 0
[  618.477772][ T8675] total_unevictable 0
[  618.481809][ T8675] anon_cost 0
[  618.485170][ T8675] file_cost 0
[  618.488472][ T8675] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8851,uid=0
[  618.503822][ T8675] Memory cgroup out of memory: Killed process 8851 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:716kB, shmem-rss:8704kB, UID:0 pgtables:64kB oom_score_adj:1000
[  619.427936][ T8846] syz-executor108 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
[  619.540956][ T8846] CPU: 0 UID: 0 PID: 8846 Comm: syz-executor108 Not tainted 6.12.0-rc6-syzkaller-gda4373fbcf00-dirty #0
[  619.552153][ T8846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  619.562324][ T8846] Call Trace:
[  619.565623][ T8846]  <TASK>
[  619.568573][ T8846]  dump_stack_lvl+0x16c/0x1f0
[  619.573276][ T8846]  dump_header+0x101/0x900
[  619.577730][ T8846]  oom_kill_process+0x270/0xa60
[  619.582637][ T8846]  out_of_memory+0x351/0x1700
[  619.587353][ T8846]  ? ww_mutex_lock+0xd0/0x140
[  619.592071][ T8846]  ? __pfx_out_of_memory+0x10/0x10
[  619.597318][ T8846]  ? rcu_read_unlock+0x17/0x60
[  619.602180][ T8846]  ? find_held_lock+0x2d/0x110
[  619.607073][ T8846]  mem_cgroup_out_of_memory+0x207/0x270
[  619.612735][ T8846]  ? __pfx_mem_cgroup_out_of_memory+0x10/0x10
[  619.618837][ T8846]  ? do_raw_spin_unlock+0x172/0x230
[  619.624174][ T8846]  try_charge_memcg+0x5b9/0xaf0
[  619.629186][ T8846]  ? __pfx_try_charge_memcg+0x10/0x10
[  619.634595][ T8846]  ? get_mem_cgroup_from_mm+0x7f/0x5f0
[  619.640092][ T8846]  ? get_mem_cgroup_from_mm+0x129/0x5f0
[  619.645684][ T8846]  __mem_cgroup_charge+0x9b/0x280
[  619.650771][ T8846]  shmem_alloc_and_add_folio+0x507/0xc00
[  619.656474][ T8846]  ? __pfx_shmem_alloc_and_add_folio+0x10/0x10
[  619.662755][ T8846]  ? shmem_allowable_huge_orders+0xcd/0x3f0
[  619.668689][ T8846]  shmem_get_folio_gfp+0x689/0x1530
[  619.673930][ T8846]  ? __pfx_shmem_get_folio_gfp+0x10/0x10
[  619.679613][ T8846]  ? filemap_map_pages+0xf93/0x16a0
[  619.684846][ T8846]  shmem_fault+0x200/0xae0
[  619.689404][ T8846]  ? __pfx_shmem_fault+0x10/0x10
[  619.694469][ T8846]  ? do_pte_missing+0xddf/0x3e70
[  619.699447][ T8846]  ? __pfx_lock_release+0x10/0x10
[  619.704523][ T8846]  __do_fault+0x10a/0x490
[  619.708886][ T8846]  do_pte_missing+0xec5/0x3e70
[  619.713782][ T8846]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  619.719632][ T8846]  ? rcu_is_watching+0x12/0xc0
[  619.724610][ T8846]  __handle_mm_fault+0x100a/0x2a10
[  619.729872][ T8846]  ? __pfx___handle_mm_fault+0x10/0x10
[  619.735466][ T8846]  ? __pfx_lock_release+0x10/0x10
[  619.740635][ T8846]  ? follow_page_pte+0x50d/0x1eb0
[  619.745795][ T8846]  handle_mm_fault+0x3fa/0xaa0
[  619.750607][ T8846]  __get_user_pages+0x8d9/0x3b50
[  619.755608][ T8846]  ? __pfx___get_user_pages+0x10/0x10
[  619.761191][ T8846]  ? down_read_killable+0xcc/0x380
[  619.766422][ T8846]  ? __pfx_down_read_killable+0x10/0x10
[  619.772027][ T8846]  ? shmem_file_write_iter+0xcf/0x140
[  619.777704][ T8846]  ? __pfx_shmem_file_write_iter+0x10/0x10
[  619.783551][ T8846]  ? __kernel_write_iter+0x59f/0xa80
[  619.788878][ T8846]  get_dump_page+0xfb/0x220
[  619.793431][ T8846]  ? __pfx_get_dump_page+0x10/0x10
[  619.798692][ T8846]  dump_user_range+0x135/0x8a0
[  619.803507][ T8846]  ? __pfx_dump_user_range+0x10/0x10
[  619.808840][ T8846]  ? elf_coredump_extra_notes_write+0xbe/0x430
[  619.815052][ T8846]  ? __pfx_writenote+0x10/0x10
[  619.819870][ T8846]  elf_core_dump+0x2766/0x3840
[  619.824694][ T8846]  ? __pfx_elf_core_dump+0x10/0x10
[  619.829850][ T8846]  ? kasan_save_stack+0x42/0x60
[  619.834739][ T8846]  ? kasan_save_stack+0x33/0x60
[  619.839643][ T8846]  ? __kasan_kmalloc+0xaa/0xb0
[  619.844454][ T8846]  ? __kmalloc_node_noprof+0x211/0x440
[  619.849960][ T8846]  ? __kvmalloc_node_noprof+0xad/0x1a0
[  619.855468][ T8846]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  619.861399][ T8846]  ? asm_exc_invalid_op+0x1a/0x20
[  619.866522][ T8846]  ? rcu_is_watching+0x12/0xc0
[  619.871499][ T8846]  ? trace_lock_acquire+0x14a/0x1d0
[  619.876734][ T8846]  ? get_signal+0x237c/0x26d0
[  619.881478][ T8846]  ? do_coredump+0x2c42/0x4160
[  619.886283][ T8846]  do_coredump+0x2c42/0x4160
[  619.890927][ T8846]  ? __pfx_do_coredump+0x10/0x10
[  619.895903][ T8846]  ? kmem_cache_free+0x152/0x4b0
[  619.900885][ T8846]  ? irqentry_exit_to_user_mode+0x13f/0x280
[  619.906814][ T8846]  ? asm_exc_invalid_op+0x1a/0x20
[  619.912066][ T8846]  get_signal+0x237c/0x26d0
[  619.916627][ T8846]  ? __pfx_get_signal+0x10/0x10
[  619.921512][ T8846]  ? __pfx_force_sig_fault+0x10/0x10
[  619.926939][ T8846]  arch_do_signal_or_restart+0x90/0x7e0
[  619.932531][ T8846]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  619.938849][ T8846]  ? trace_irq_disable.constprop.0+0xe4/0x130
[  619.945070][ T8846]  irqentry_exit_to_user_mode+0x13f/0x280
[  619.950833][ T8846]  asm_exc_invalid_op+0x1a/0x20
[  619.955734][ T8846] RIP: 0033:0x14
[  619.959308][ T8846] Code: Unable to access opcode bytes at 0xffffffffffffffea.
[  619.966700][ T8846] RSP: 002b:0000000000008008 EFLAGS: 00010202
[  619.972802][ T8846] RAX: 0000000000000000 RBX: 000000000009030b RCX: 00007fd4984838a9
[  619.980809][ T8846] RDX: 9999999999999999 RSI: 0000000000008000 RDI: 0000000000000fbd
[  619.988821][ T8846] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000008000
[  619.996921][ T8846] R10: 9999999999999999 R11: 0000000000000246 R12: 00007ffcf55c5e5c
[  620.005110][ T8846] R13: 00007ffcf55c5e70 R14: 00007ffcf55c5eb0 R15: 0000000000000070
[  620.013361][ T8846]  </TASK>
[  620.060420][ T8846] memory: usage 307200kB, limit 307200kB, failcnt 677271
[  620.075292][ T8846] memory+swap: usage 431972kB, limit 9007199254740988kB, failcnt 0
[  620.083241][ T8846] kmem: usage 4756kB, limit 9007199254740988kB, failcnt 0
[  620.091032][ T8846] Memory cgroup stats for /syz0:
[  620.091201][ T8846] cache 309104640
[  620.100269][ T8846] rss 598016
[  620.103497][ T8846] rss_huge 0
[  620.107224][ T8846] shmem 309104640
[  620.110884][ T8846] mapped_file 95211520
[  620.115247][ T8846] dirty 0
[  620.118209][ T8846] writeback 0
[  620.121593][ T8846] workingset_refault_anon 2679
[  620.126606][ T8846] workingset_refault_file 143939
[  620.131751][ T8846] swap 127766528
[  620.135369][ T8846] swapcached 0
[  620.138847][ T8846] pgpgin 2146639
[  620.142409][ T8846] pgpgout 2071028
[  620.146121][ T8846] pgfault 922583
[  620.149681][ T8846] pgmajfault 3621
[  620.153301][ T8846] inactive_anon 123944960
[  620.157673][ T8846] active_anon 185741312
[  620.161834][ T8846] inactive_file 0
[  620.165547][ T8846] active_file 0
[  620.169079][ T8846] unevictable 0
[  620.172569][ T8846] hierarchical_memory_limit 314572800
[  620.179080][ T8846] hierarchical_memsw_limit 9223372036854771712
[  620.185981][ T8846] total_cache 309104640
[  620.190218][ T8846] total_rss 598016
[  620.193966][ T8846] total_rss_huge 0
[  620.197750][ T8846] total_shmem 309104640
[  620.201923][ T8846] total_mapped_file 95211520
[  620.206688][ T8846] total_dirty 0
[  620.210186][ T8846] total_writeback 0
[  620.213999][ T8846] total_workingset_refault_anon 2679
[  620.219602][ T8846] total_workingset_refault_file 143939
[  620.225559][ T8846] total_swap 127766528
[  620.229616][ T8846] total_swapcached 0
[  620.233516][ T8846] total_pgpgin 2146639
[  620.237745][ T8846] total_pgpgout 2071028
[  620.241928][ T8846] total_pgfault 922583
[  620.246153][ T8846] total_pgmajfault 3621
[  620.250417][ T8846] total_inactive_anon 123944960
[  620.255528][ T8846] total_active_anon 185741312
[  620.260332][ T8846] total_inactive_file 0
[  620.264601][ T8846] total_active_file 0
[  620.268607][ T8846] total_unevictable 0
[  620.273153][ T8846] anon_cost 0
[  620.276553][ T8846] file_cost 0
[  620.279860][ T8846] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=/,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor108,pid=8856,uid=0
[  620.296006][ T8846] Memory cgroup out of memory: Killed process 8856 (syz-executor108) total-vm:83116kB, anon-rss:0kB, file-rss:720kB, shmem-rss:10624kB, UID:0 pgtables:76kB oom_score_adj:1000