kmalloc-96 2255KB 2256KB kmem_cache_node 221KB 224KB kmem_cache 195KB 195KB Out of memory and no killable processes... Kernel panic - not syncing: System is deadlocked on memory CPU: 3 UID: 0 PID: 5344 Comm: kworker/u33:2 Not tainted 6.11.0-rc4-syzkaller-00274-g780bdc1ba776 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: hci13 hci_cmd_sync_work Call Trace: __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x3d/0x1f0 lib/dump_stack.c:119 panic+0x6dc/0x7c0 kernel/panic.c:354 out_of_memory+0x15de/0x16b0 mm/oom_kill.c:1170 __alloc_pages_may_oom mm/page_alloc.c:3609 [inline] __alloc_pages_slowpath mm/page_alloc.c:4371 [inline] __alloc_pages_noprof+0x1d89/0x2460 mm/page_alloc.c:4708 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline] alloc_pages_node_noprof include/linux/gfp.h:296 [inline] alloc_slab_page+0x4e/0xf0 mm/slub.c:2321 allocate_slab mm/slub.c:2492 [inline] new_slab+0x234/0x260 mm/slub.c:2537 ___slab_alloc+0xdac/0x1870 mm/slub.c:3723 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3813 __slab_alloc_node mm/slub.c:3866 [inline] slab_alloc_node mm/slub.c:4025 [inline] kmem_cache_alloc_node_noprof+0xed/0x310 mm/slub.c:4080 __alloc_skb+0x2b3/0x380 net/core/skbuff.c:664 alloc_skb include/linux/skbuff.h:1320 [inline] mgmt_alloc_skb net/bluetooth/mgmt_util.c:64 [inline] mgmt_send_event+0x44/0x180 net/bluetooth/mgmt_util.c:116 mgmt_event net/bluetooth/mgmt.c:339 [inline] mgmt_connect_failed+0x176/0x220 net/bluetooth/mgmt.c:9801 hci_conn_failed+0x2f7/0x370 net/bluetooth/hci_conn.c:1253 hci_abort_conn_sync+0x7a4/0xba0 net/bluetooth/hci_sync.c:5545 abort_conn_sync+0x197/0x360 net/bluetooth/hci_conn.c:2917 hci_cmd_sync_work+0x1a4/0x410 net/bluetooth/hci_sync.c:328 process_one_work+0x958/0x1ad0 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xed0 kernel/workqueue.c:3389 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Kernel Offset: disabled Rebooting in 86400 seconds..