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: 8516 at mm/slab.h:380 cache_from_obj mm/slab.h:378 [inline]
WARNING: CPU: 1 PID: 8516 at mm/slab.h:380 cache_from_obj mm/slab.h:357 [inline]
WARNING: CPU: 1 PID: 8516 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: 8516 Comm: syz-executor.0 Not tainted 4.19.46 #18
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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: ffff8880a1e1ee00 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff81559e76 RDI: ffffed1015d20f91
RBP: ffff8880ae907d18 R08: 0000000000000046 R09: ffffed1015d24fe9
R10: ffffed1015d24fe8 R11: ffff8880ae927f47 R12: ffff888096da6480
R13: 0000000000000000 R14: ffff888096da6480 R15: ffff8880a1e1f110
 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:brelse include/linux/buffer_head.h:294 [inline]
RIP: 0010:ext4_add_entry+0x9b7/0xb70 fs/ext4/namei.c:2119
Code: 75 6b e8 0c f3 7b ff 48 8d 73 90 4d 89 e1 4d 89 f0 48 8b 8d 28 ff ff ff 4c 89 ea 48 8b bd 20 ff ff ff e8 fc b2 ff ff 41 89 c7 <e8> e4 f2 7b ff 4d 85 e4 0f 84 d9 fd ff ff e8 d6 f2 7b ff 4c 89 e7
RSP: 0018:ffff8880a018fc40 EFLAGS: 00000213 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: ffff8880a018fd28 RCX: ffffffff81ef08be
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
RBP: ffff8880a018fd50 R08: ffff888086f56640 R09: ffffed1015d24733
R10: ffffed1015d24732 R11: ffff8880ae923993 R12: ffff8880944311f8
R13: ffff8880835e4970 R14: 0000000000000001 R15: 0000000000000000
 ext4_add_nondir+0x28/0x90 fs/ext4/namei.c:2416
 ext4_symlink+0x5e8/0xbe0 fs/ext4/namei.c:3168
 vfs_symlink fs/namei.c:4126 [inline]
 vfs_symlink+0x373/0x5c0 fs/namei.c:4112
 do_symlinkat+0x22b/0x290 fs/namei.c:4153
 __do_sys_symlink fs/namei.c:4172 [inline]
 __se_sys_symlink fs/namei.c:4170 [inline]
 __x64_sys_symlink+0x59/0x80 fs/namei.c:4170
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x458fa7
Code: 0f 1f 00 b8 5c 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 58 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffd3dd66d28 EFLAGS: 00000206 ORIG_RAX: 0000000000000058
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000458fa7
RDX: 00007ffd3dd66dc3 RSI: 00000000004bea59 RDI: 00007ffd3dd66db0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000013
R10: 0000000000000075 R11: 0000000000000206 R12: 0000000000000000
R13: 00007ffd3dd66d60 R14: 0000000000000000 R15: 00007ffd3dd66d70
Kernel Offset: disabled
Rebooting in 86400 seconds..