task_struct             3470KB       4186KB
cred                     151KB        320KB
anon_vma_chain           149KB        248KB
anon_vma                 210KB        358KB
pid                      222KB        425KB
Acpi-Operand             259KB        372KB
Acpi-ParseExt             63KB         82KB
Acpi-Parse                47KB         86KB
Acpi-State                59KB         94KB
Acpi-Namespace            56KB         56KB
numa_policy               11KB         11KB
perf_event                30KB         30KB
trace_event_file         544KB        544KB
ftrace_event_field       1000KB       1000KB
pool_workqueue          1808KB       1824KB
maple_node               419KB       1016KB
task_group                46KB         46KB
mm_struct                435KB        540KB
vmap_area                303KB        827KB
debug_objects_cache       1624KB       2095KB
page->ptl                 77KB        126KB
kmalloc-cg-8k           1312KB       1312KB
kmalloc-cg-4k          10088KB      11200KB
kmalloc-cg-2k           7184KB       8000KB
kmalloc-cg-1k           1598KB       1952KB
kmalloc-cg-512           864KB       1376KB
kmalloc-cg-256           455KB        496KB
kmalloc-cg-128           199KB        220KB
kmalloc-cg-64             94KB        112KB
kmalloc-cg-32             65KB        148KB
kmalloc-cg-16             16KB         16KB
kmalloc-cg-8              24KB         24KB
kmalloc-cg-192            93KB        108KB
kmalloc-cg-96             28KB         28KB
kmalloc-8k              4272KB       4864KB
kmalloc-4k             28440KB      28512KB
kmalloc-2k             11524KB      12736KB
kmalloc-1k              6702KB       8544KB
kmalloc-512             7377KB       8576KB
kmalloc-256            16882KB      16884KB
kmalloc-128              799KB        960KB
kmalloc-64              2912KB       3292KB
kmalloc-32              1394KB       1852KB
kmalloc-16               452KB        484KB
kmalloc-8                368KB        456KB
kmalloc-192             1286KB       1432KB
kmalloc-96              1034KB       1176KB
kmem_cache_node          226KB        228KB
kmem_cache               195KB        195KB
Out of memory and no killable processes...
Kernel panic - not syncing: System is deadlocked on memory
CPU: 0 UID: 0 PID: 837 Comm: kworker/0:2 Not tainted 6.15.0-rc2-syzkaller-00471-g119009db2674 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: events p9_poll_workfn
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x3d/0x1f0 lib/dump_stack.c:120
 panic+0x71c/0x800 kernel/panic.c:354
 out_of_memory+0x16e4/0x1700 mm/oom_kill.c:1175
 __alloc_pages_may_oom mm/page_alloc.c:3867 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4669 [inline]
 __alloc_frozen_pages_noprof+0x1c74/0x23a0 mm/page_alloc.c:4995
 alloc_pages_mpol+0x1fb/0x550 mm/mempolicy.c:2301
 alloc_frozen_pages_noprof mm/mempolicy.c:2372 [inline]
 alloc_pages_noprof+0x131/0x390 mm/mempolicy.c:2392
 vm_area_alloc_pages mm/vmalloc.c:3591 [inline]
 __vmalloc_area_node mm/vmalloc.c:3669 [inline]
 __vmalloc_node_range_noprof+0x732/0x1540 mm/vmalloc.c:3844
 vmalloc_user_noprof+0x6b/0x90 mm/vmalloc.c:3996
 vb2_vmalloc_alloc+0x135/0x3f0 drivers/media/common/videobuf2/videobuf2-vmalloc.c:47
 __vb2_buf_mem_alloc drivers/media/common/videobuf2/videobuf2-core.c:242 [inline]
 __vb2_queue_alloc+0x8c6/0x1280 drivers/media/common/videobuf2/videobuf2-core.c:523
 vb2_core_reqbufs+0xa90/0xfe0 drivers/media/common/videobuf2/videobuf2-core.c:964
 __vb2_init_fileio+0x3f1/0x1100 drivers/media/common/videobuf2/videobuf2-core.c:2895
 vb2_core_poll+0x5ec/0x700 drivers/media/common/videobuf2/videobuf2-core.c:2729
 vb2_poll+0x33/0x150 drivers/media/common/videobuf2/videobuf2-v4l2.c:980
 vb2_fop_poll+0x10f/0x2c0 drivers/media/common/videobuf2/videobuf2-v4l2.c:1245
 v4l2_poll+0x160/0x320 drivers/media/v4l2-core/v4l2-dev.c:350
 vfs_poll include/linux/poll.h:82 [inline]
 p9_fd_poll+0x10e/0x2c0 net/9p/trans_fd.c:238
 p9_poll_mux net/9p/trans_fd.c:630 [inline]
 p9_poll_workfn+0x209/0x4e0 net/9p/trans_fd.c:1172
 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c2/0x780 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Kernel Offset: disabled
Rebooting in 86400 seconds..