task_struct 4032KB 4693KB cred 122KB 316KB anon_vma_chain 74KB 236KB anon_vma 104KB 391KB pid 151KB 367KB Acpi-Operand 194KB 336KB Acpi-ParseExt 21KB 43KB Acpi-Parse 12KB 23KB Acpi-State 14KB 39KB Acpi-Namespace 31KB 40KB numa_policy 7KB 8KB perf_event 15KB 31KB trace_event_file 577KB 580KB ftrace_event_field 1118KB 1122KB pool_workqueue 2151KB 2208KB task_group 46KB 64KB maple_node 441KB 1352KB mm_struct 213KB 573KB vmap_area 273KB 796KB debug_objects_cache 2060KB 4459KB page->ptl 28KB 106KB kmalloc-cg-8k 1488KB 1632KB kmalloc-cg-4k 12888KB 13600KB kmalloc-cg-2k 8036KB 8384KB kmalloc-cg-1k 2318KB 2720KB kmalloc-cg-512 1144KB 1296KB kmalloc-cg-256 318KB 336KB kmalloc-cg-128 225KB 240KB kmalloc-cg-64 42KB 60KB kmalloc-cg-32 39KB 172KB kmalloc-cg-16 4KB 16KB kmalloc-cg-8 17KB 40KB kmalloc-cg-192 61KB 72KB kmalloc-cg-96 50KB 76KB kmalloc-8k 6320KB 6464KB kmalloc-4k 35952KB 36032KB kmalloc-2k 13008KB 15392KB kmalloc-1k 10664KB 10700KB kmalloc-512 11006KB 11504KB kmalloc-256 11713KB 11716KB kmalloc-128 1614KB 1788KB kmalloc-64 2932KB 3168KB kmalloc-32 1608KB 1868KB kmalloc-16 385KB 412KB kmalloc-8 382KB 436KB kmalloc-192 1323KB 1384KB kmalloc-96 1640KB 1720KB kmem_cache_node 216KB 220KB kmem_cache 179KB 218KB Out of memory and no killable processes... Kernel panic - not syncing: System is deadlocked on memory CPU: 1 UID: 0 PID: 7502 Comm: syz.0.281 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 vpanic+0x552/0x970 kernel/panic.c:651 panic+0xd1/0xe0 kernel/panic.c:788 out_of_memory.cold+0xa2/0x170 mm/oom_kill.c:1166 __alloc_pages_may_oom mm/page_alloc.c:4116 [inline] __alloc_pages_slowpath mm/page_alloc.c:4967 [inline] __alloc_frozen_pages_noprof+0x24c2/0x2dc0 mm/page_alloc.c:5317 alloc_pages_mpol+0x1fb/0x540 mm/mempolicy.c:2490 folio_alloc_mpol_noprof+0x36/0x260 mm/mempolicy.c:2509 __swap_cache_alloc mm/swap_state.c:434 [inline] swap_cache_alloc_folio+0x3d7/0xc50 mm/swap_state.c:524 swap_cache_read_folio+0x47/0x140 mm/swap_state.c:646 swap_cluster_readahead+0x479/0x5f0 mm/swap_state.c:842 shmem_swapin_cluster mm/shmem.c:1796 [inline] shmem_swapin_folio+0x217a/0x2a70 mm/shmem.c:2290 shmem_get_folio_gfp+0x56e/0x1910 mm/shmem.c:2445 shmem_get_folio mm/shmem.c:2618 [inline] shmem_write_begin+0x1a4/0x420 mm/shmem.c:3249 generic_perform_write+0x292/0xa40 mm/filemap.c:4358 shmem_file_write_iter+0x10e/0x140 mm/shmem.c:3424 __kernel_write_iter+0x2ac/0x930 fs/read_write.c:621 __kernel_write+0xf6/0x140 fs/read_write.c:641 acct_write_process+0x222/0x760 kernel/acct.c:534 do_acct_process kernel/acct.c:548 [inline] slow_acct_process kernel/acct.c:602 [inline] acct_process+0x561/0x6f0 kernel/acct.c:626 do_exit+0x1814/0x2ae0 kernel/exit.c:1000 do_group_exit+0xd5/0x2a0 kernel/exit.c:1152 get_signal+0x1ec7/0x21e0 kernel/signal.c:3046 arch_do_signal_or_restart+0x91/0x7a0 arch/x86/kernel/signal.c:337 __exit_to_user_mode_loop kernel/entry/common.c:66 [inline] exit_to_user_mode_loop+0x139/0x6f0 kernel/entry/common.c:101 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline] do_int80_emulation+0x513/0x720 arch/x86/entry/syscall_32.c:175 asm_int80_emulation+0x1a/0x20 arch/x86/include/asm/idtentry.h:598 RIP: 0023:0xf71373eb Code: Unable to access opcode bytes at 0xf71373c1. RSP: 002b:00000000f53f63ac EFLAGS: 00000246 ORIG_RAX: 000000000000010b RAX: fffffffffffffdfc RBX: 0000000000000000 RCX: 0000000000000000 RDX: 00000000f53f6444 RSI: 00000000f53f643c RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..