IPVS: ftp: loaded support on port[0] = 21
NET: Registered protocol family 30
Failed to register TIPC socket type
cache_from_obj: Wrong slab cache. TIPC but object is from kmalloc-2048
WARNING: CPU: 1 PID: 24 at mm/slab.h:380 cache_from_obj mm/slab.h:378 [inline]
WARNING: CPU: 1 PID: 24 at mm/slab.h:380 cache_from_obj mm/slab.h:357 [inline]
WARNING: CPU: 1 PID: 24 at mm/slab.h:380 kmem_cache_free.cold+0x1c/0x23 mm/slab.c:3757
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 24 Comm: kworker/1:1 Not tainted 4.19.46 #18
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: rcu_gp process_srcu
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 panic+0x263/0x507 kernel/panic.c:185
 __warn.cold+0x20/0x4a kernel/panic.c:540
 report_bug+0x263/0x2b0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x204/0x360 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1013
RIP: 0010:cache_from_obj mm/slab.h:380 [inline]
RIP: 0010:cache_from_obj mm/slab.h:357 [inline]
RIP: 0010:kmem_cache_free.cold+0x1c/0x23 mm/slab.c:3757
Code: e8 25 8d 47 05 44 8b 6d c4 e9 74 a5 ff ff 48 8b 48 58 48 c7 c6 40 45 54 87 48 c7 c7 18 64 38 88 49 8b 54 24 58 e8 34 43 b4 ff <0f> 0b e9 89 df ff ff 49 8b 4f 58 48 c7 c6 40 45 54 87 48 c7 c7 18
RSP: 0018:ffff8880ae907cf8 EFLAGS: 00010286
RAX: 0000000000000046 RBX: ffff88806856ca00 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff81559e76 RDI: ffffed1015d20f91
RBP: ffff8880ae907d18 R08: 0000000000000046 R09: ffffed1015d24fe9
R10: ffffed1015d24fe8 R11: ffff8880ae927f47 R12: ffff888063c2ed80
R13: 0000000000000000 R14: ffff888063c2ed80 R15: ffff88806856cd10
 sk_prot_free net/core/sock.c:1504 [inline]
 __sk_destruct+0x4b4/0x6d0 net/core/sock.c:1588
 sk_destruct+0x7b/0x90 net/core/sock.c:1596
 __sk_free+0xce/0x300 net/core/sock.c:1607
 sk_free+0x42/0x50 net/core/sock.c:1618
 sock_put include/net/sock.h:1702 [inline]
 tipc_sk_callback+0x48/0x60 net/tipc/socket.c:495
 __rcu_reclaim kernel/rcu/rcu.h:236 [inline]
 rcu_do_batch kernel/rcu/tree.c:2584 [inline]
 invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline]
 __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline]
 rcu_process_callbacks+0xba0/0x1a30 kernel/rcu/tree.c:2881
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1056
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:869
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:3903
Code: 7c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 c4 01 00 00 48 83 3d 3a d2 1f 07 00 0f 84 38 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b
RSP: 0018:ffff8880aa3efa60 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff10e46d9 RBX: ffff8880aa3e0640 RCX: 000000001e1fbc08
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000282
RBP: ffff8880aa3efaa8 R08: 0000000000006b92 R09: 0000000000000002
R10: ffff8880aa3e0f10 R11: f97c3974a5778c10 R12: ffffffff8a3809c0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 __mutex_lock_common kernel/locking/mutex.c:925 [inline]
 __mutex_lock+0xf7/0x1300 kernel/locking/mutex.c:1072
 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087
 srcu_advance_state kernel/rcu/srcutree.c:1109 [inline]
 process_srcu+0x2f/0xec0 kernel/rcu/srcutree.c:1251
 process_one_work+0x989/0x1750 kernel/workqueue.c:2153
 worker_thread+0x98/0xe40 kernel/workqueue.c:2296
 kthread+0x354/0x420 kernel/kthread.c:246
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Kernel Offset: disabled
Rebooting in 86400 seconds..