kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 29839 Comm: syz-executor.1 Not tainted 5.3.0-rc6+ #121
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:memcg_flush_percpu_vmstats+0x3ad/0x6a0 mm/memcontrol.c:3289
Code: 05 41 89 c1 41 0f b6 04 24 41 38 c7 7c 08 84 c0 0f 85 59 02 00 00 44 3b 0d 24 bd f4 07 0f 83 94 00 00 00 4c 89 e8 48 c1 e8 03 <42> 80 3c 30 00 0f 85 a4 02 00 00 4c 8b 83 90 00 00 00 48 8d bd 58
RSP: 0018:ffff88807b6df9b0 EFLAGS: 00010206
RAX: 0000000000000012 RBX: 0000000000000000 RCX: ffffffff833bf05b
RDX: 0000000000000000 RSI: ffffffff833bf0e7 RDI: 0000000000000007
RBP: ffff88807b6dfbd0 R08: ffff8880a15164c0 R09: 0000000000000000
R10: ffffed101268224b R11: ffff88809341125f R12: fffffbfff134afd8
R13: 0000000000000090 R14: dffffc0000000000 R15: 0000000000000007
FS:  0000000000000000(0000) GS:ffff8880ae800000(0063) knlGS:00000000f7fdfb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 000000000816b00d CR3: 000000008f4cf000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __mem_cgroup_free+0x18/0x190 mm/memcontrol.c:4743
 mem_cgroup_free mm/memcontrol.c:4755 [inline]
 mem_cgroup_css_alloc+0x3a1/0x1840 mm/memcontrol.c:4873
 css_create kernel/cgroup/cgroup.c:5156 [inline]
 cgroup_apply_control_enable+0x44d/0xc30 kernel/cgroup/cgroup.c:3119
 cgroup_mkdir+0x892/0x1190 kernel/cgroup/cgroup.c:5393
 kernfs_iop_mkdir+0x14d/0x1d0 fs/kernfs/dir.c:1123
 vfs_mkdir+0x42e/0x670 fs/namei.c:3815
 do_mkdirat+0x234/0x2a0 fs/namei.c:3838
 __do_sys_mkdir fs/namei.c:3854 [inline]
 __se_sys_mkdir fs/namei.c:3852 [inline]
 __ia32_sys_mkdir+0x5a/0x80 fs/namei.c:3852
 do_syscall_32_irqs_on arch/x86/entry/common.c:332 [inline]
 do_fast_syscall_32+0x27b/0xdb3 arch/x86/entry/common.c:403
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7fe3a29
Code: b8 80 96 98 00 eb cc 8b 04 24 c3 8b 1c 24 c3 8b 34 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 002b:00000000f7fdf0cc EFLAGS: 00000296 ORIG_RAX: 0000000000000027
RAX: ffffffffffffffda RBX: 0000000020000180 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace 0314ba87fe625c5d ]---
RIP: 0010:memcg_flush_percpu_vmstats+0x3ad/0x6a0 mm/memcontrol.c:3289
Code: 05 41 89 c1 41 0f b6 04 24 41 38 c7 7c 08 84 c0 0f 85 59 02 00 00 44 3b 0d 24 bd f4 07 0f 83 94 00 00 00 4c 89 e8 48 c1 e8 03 <42> 80 3c 30 00 0f 85 a4 02 00 00 4c 8b 83 90 00 00 00 48 8d bd 58
RSP: 0018:ffff88807b6df9b0 EFLAGS: 00010206
RAX: 0000000000000012 RBX: 0000000000000000 RCX: ffffffff833bf05b
RDX: 0000000000000000 RSI: ffffffff833bf0e7 RDI: 0000000000000007
RBP: ffff88807b6dfbd0 R08: ffff8880a15164c0 R09: 0000000000000000
R10: ffffed101268224b R11: ffff88809341125f R12: fffffbfff134afd8
R13: 0000000000000090 R14: dffffc0000000000 R15: 0000000000000007
FS:  0000000000000000(0000) GS:ffff8880ae800000(0063) knlGS:00000000f7fdfb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 000000000816b00d CR3: 000000008f4cf000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400