kmalloc-256 4859KB 5256KB kmalloc-192 1794KB 2264KB kmalloc-128 1645KB 2624KB kmalloc-96 638KB 1028KB kmalloc-64 3586KB 4012KB kmalloc-32 1388KB 1392KB kmalloc-16 357KB 424KB kmalloc-8 646KB 701KB kmem_cache_node 207KB 208KB kmem_cache 172KB 172KB Out of memory and no killable processes... Kernel panic - not syncing: System is deadlocked on memory CPU: 1 PID: 3950 Comm: sshd Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 panic+0x2e5/0x810 kernel/panic.c:309 out_of_memory+0x10ea/0x1180 mm/oom_kill.c:1150 __alloc_pages_may_oom mm/page_alloc.c:4359 [inline] __alloc_pages_slowpath+0x1dc5/0x28b0 mm/page_alloc.c:5177 __alloc_pages+0x340/0x480 mm/page_alloc.c:5514 alloc_pages_vma+0x393/0x7c0 mm/mempolicy.c:2146 __read_swap_cache_async+0x1b5/0xa70 mm/swap_state.c:459 read_swap_cache_async mm/swap_state.c:525 [inline] swap_cluster_readahead+0x6a3/0x7c0 mm/swap_state.c:661 swapin_readahead+0xf1/0xac0 mm/swap_state.c:854 do_swap_page+0x4b6/0x1f40 mm/memory.c:3622 handle_pte_fault mm/memory.c:4654 [inline] __handle_mm_fault mm/memory.c:4785 [inline] handle_mm_fault+0x1b16/0x4410 mm/memory.c:4883 do_user_addr_fault+0x489/0xc80 arch/x86/mm/fault.c:1355 handle_page_fault arch/x86/mm/fault.c:1443 [inline] exc_page_fault+0x60/0x100 arch/x86/mm/fault.c:1496 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:606 RIP: 0010:do_sys_poll+0xf56/0x11a0 fs/select.c:1025 Code: 8b 74 24 30 4c 8d 76 12 48 8b 54 24 68 48 83 c2 06 45 31 ff 4c 89 f0 48 c1 e8 03 42 0f b6 04 28 84 c0 75 2b 42 0f b7 44 fe 12 <66> 89 02 49 89 d4 44 39 fb 74 3b e8 9a df aa ff 49 ff c7 49 83 c6 RSP: 0000:ffffc90002e2f860 EFLAGS: 00050246 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff888027253b80 RDX: 000055d6489dd7e6 RSI: ffffc90002e2fc70 RDI: 0000000000000000 RBP: ffffc90002e2fe10 R08: ffff888078b8af7f R09: 1ffff1100f1715ef R10: dffffc0000000000 R11: ffffed100f1715f0 R12: 000055d6489dd7f0 R13: dffffc0000000000 R14: ffffc90002e2fc82 R15: 0000000000000000 __do_sys_ppoll fs/select.c:1120 [inline] __se_sys_ppoll+0x206/0x2a0 fs/select.c:1100 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f9ad4ece407 Code: Unable to access opcode bytes at RIP 0x7f9ad4ece3dd. RSP: 002b:00007fff087cc510 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f9ad4dda300 RCX: 00007f9ad4ece407 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055d6489dd7e0 RBP: 0000000000000002 R08: 0000000000000008 R09: 0000000000000000 R10: 00007fff087cc7e0 R11: 0000000000000202 R12: 0000000000000064 R13: 0000000000000000 R14: 000055d622ff1004 R15: 0000000000000002 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 8b 74 24 30 mov 0x30(%rsp),%esi 4: 4c 8d 76 12 lea 0x12(%rsi),%r14 8: 48 8b 54 24 68 mov 0x68(%rsp),%rdx d: 48 83 c2 06 add $0x6,%rdx 11: 45 31 ff xor %r15d,%r15d 14: 4c 89 f0 mov %r14,%rax 17: 48 c1 e8 03 shr $0x3,%rax 1b: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax 20: 84 c0 test %al,%al 22: 75 2b jne 0x4f 24: 42 0f b7 44 fe 12 movzwl 0x12(%rsi,%r15,8),%eax * 2a: 66 89 02 mov %ax,(%rdx) <-- trapping instruction 2d: 49 89 d4 mov %rdx,%r12 30: 44 39 fb cmp %r15d,%ebx 33: 74 3b je 0x70 35: e8 9a df aa ff call 0xffaadfd4 3a: 49 ff c7 inc %r15 3d: 49 rex.WB 3e: 83 .byte 0x83 3f: c6 .byte 0xc6