BUG: unable to handle kernel paging request at ffffe9034a48d230
#PF error: [normal kernel read fault]
PGD 0 P4D 0 
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 7788 Comm: syz-executor.0 Not tainted 5.0.0+ #97
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
kobject: 'loop5' (00000000b35e34b1): kobject_uevent_env
RIP: 0010:____cache_alloc mm/slab.c:3116 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3318 [inline]
RIP: 0010:kmem_cache_alloc_node_trace+0x2e6/0x720 mm/slab.c:3655
Code: 75 00 e8 cd 4e 84 01 89 c0 4c 03 34 c5 60 00 6f 88 41 8b 16 85 d2 0f 84 bd 00 00 00 83 ea 01 41 c7 46 0c 01 00 00 00 41 89 16 <4d> 8b 74 d6 10 4d 85 f6 0f 85 fb fd ff ff e9 e6 fd ff ff 65 ff 05
RSP: 0018:ffff8880948879e0 EFLAGS: 00010012
kobject: 'loop5' (00000000b35e34b1): fill_kobj_path: path = '/devices/virtual/block/loop5'
RAX: 0000000000000001 RBX: 00000000007000c0 RCX: ffffffff832b4aba
RDX: 00000000694e2e7f RSI: ffffffff832b4a58 RDI: 0000000000000007
RBP: ffff888094887a58 R08: ffff888086012100 R09: 0000000000000001
R10: 0000000000200000 R11: ffff8880ae92de7b R12: ffff88812c3f0c40
R13: ffff88806b6edcc0 R14: ffffe8ffffd75e28 R15: 00000000007000c0
FS:  000000000128a940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffe9034a48d230 CR3: 00000000a39e7000 CR4: 00000000001406e0
Call Trace:
 __do_kmalloc_node mm/slab.c:3677 [inline]
 __kmalloc_node+0x3d/0x70 mm/slab.c:3685
 kmalloc_node include/linux/slab.h:588 [inline]
 kvmalloc_node+0x68/0x100 mm/util.c:416
 kvmalloc include/linux/mm.h:604 [inline]
 kvmalloc_array include/linux/mm.h:622 [inline]
 alloc_fdtable+0xd6/0x290 fs/file.c:115
 dup_fd+0x743/0xb30 fs/file.c:310
 copy_files kernel/fork.c:1425 [inline]
 copy_process.part.0+0x1e92/0x79a0 kernel/fork.c:1905
 copy_process kernel/fork.c:1710 [inline]
 _do_fork+0x257/0xfe0 kernel/fork.c:2227
 __do_sys_clone kernel/fork.c:2334 [inline]
 __se_sys_clone kernel/fork.c:2328 [inline]
 __x64_sys_clone+0xbf/0x150 kernel/fork.c:2328
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4564fa
Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 0c 25 10 00 00 00 31 d2 4d 8d 91 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 f5 00 00 00 85 c0 41 89 c5 0f 85 fc 00 00
RSP: 002b:00007ffcc77926a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffcc77926a0 RCX: 00000000004564fa
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007ffcc77926e0 R08: 0000000000000001 R09: 000000000128a940
R10: 000000000128ac10 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffcc7792730
Modules linked in:
CR2: ffffe9034a48d230
---[ end trace d89168c8fb35ec58 ]---
RIP: 0010:____cache_alloc mm/slab.c:3116 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3318 [inline]
RIP: 0010:kmem_cache_alloc_node_trace+0x2e6/0x720 mm/slab.c:3655
Code: 75 00 e8 cd 4e 84 01 89 c0 4c 03 34 c5 60 00 6f 88 41 8b 16 85 d2 0f 84 bd 00 00 00 83 ea 01 41 c7 46 0c 01 00 00 00 41 89 16 <4d> 8b 74 d6 10 4d 85 f6 0f 85 fb fd ff ff e9 e6 fd ff ff 65 ff 05
RSP: 0018:ffff8880948879e0 EFLAGS: 00010012
RAX: 0000000000000001 RBX: 00000000007000c0 RCX: ffffffff832b4aba
RDX: 00000000694e2e7f RSI: ffffffff832b4a58 RDI: 0000000000000007
RBP: ffff888094887a58 R08: ffff888086012100 R09: 0000000000000001
R10: 0000000000200000 R11: ffff8880ae92de7b R12: ffff88812c3f0c40
R13: ffff88806b6edcc0 R14: ffffe8ffffd75e28 R15: 00000000007000c0
FS:  000000000128a940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffe9034a48d230 CR3: 00000000a39e7000 CR4: 00000000001406e0
kobject: 'loop2' (000000007a49bcc9): kobject_uevent_env