F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock
netlink: 3 bytes leftover after parsing attributes in process `syz-executor.5'.
F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0)
F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock
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kernel BUG at drivers/android/binder_alloc.c:1130!
F2FS-fs (loop1): Invalid segment/section count (22, 14 x 520093697)
invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
Modules linked in:
CPU: 0 PID: 6974 Comm: syz-executor.2 Not tainted 4.14.108+ #38
task: ffff8881c8d54680 task.stack: ffff8881c7380000
RIP: 0010:binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130
RSP: 0018:ffff8881c73875d0 EFLAGS: 00010212
RAX: 0000000000040000 RBX: 0000000020001000 RCX: 0000000000000341
RDX: ffffffff82237477 RSI: ffffc90000599000 RDI: ffff8881d1a07ed8
RBP: 0000000000000020 R08: ffff8881c73878b0 R09: 0000000000000028
R10: ffffed1038e70f06 R11: ffff8881c7387837 R12: ffff8881ca7dfd18
R13: 0000000000000028 R14: 0000000000120000 R15: ffff8881c73878b0
FS:  00007f091a05b700(0000) GS:ffff8881dba00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2c299b1000 CR3: 00000001c478e004 CR4: 00000000001606b0
Call Trace:
 binder_get_object+0x90/0x190 drivers/android/binder.c:2244
 binder_transaction+0x1e2d/0x5640 drivers/android/binder.c:3338
F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock
Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 0d 04 00 00 48 8b 6d 58 48 29 dd e8 33 33 0d ff 49 39 ed 76 07 e8 29 33 0d ff <0f> 0b e8 22 33 0d ff 4c 29 ed 49 39 ee 77 ec e8 15 33 0d ff 41 
RIP: binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: ffff8881c73875d0
---[ end trace 16ec1474a82138b7 ]---
Kernel panic - not syncing: Fatal exception
Kernel Offset: 0x25a00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
Rebooting in 86400 seconds..