random: sshd: uninitialized urandom read (32 bytes read) IPVS: ftp: loaded support on port[0] = 21 kasan: CONFIG_KASAN_INLINE enabled kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN CPU: 1 PID: 4446 Comm: syz-executor685 Not tainted 4.18.0-rc4-next-20180713+ #7 kasan: GPF could be caused by NULL-ptr deref or user memory access Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__read_once_size include/linux/compiler.h:188 [inline] RIP: 0010:list_lru_from_memcg_idx mm/list_lru.c:56 [inline] RIP: 0010:list_lru_count_one+0x156/0x460 mm/list_lru.c:201 Code: 08 3c 03 0f 8e b5 02 00 00 4d 63 bd d8 0a 00 00 e8 7f 35 d2 ff 48 8d 7b 50 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 d8 02 00 00 49 8d 46 c0 4c 8b 6b 50 48 ba 00 00 RSP: 0018:ffff8801afe27198 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff81aa3a64 RDX: 000000000000000a RSI: ffffffff81aa3ad1 RDI: 0000000000000050 RBP: ffff8801afe27228 R08: ffff8801b0394480 R09: 0000000000000000 R10: ffffed00360172a8 R11: ffff8801b00b9547 R12: 1ffff10035fc4e34 R13: ffff8801b0ef4180 R14: ffff8801afe27200 R15: 0000000000000000 FS: 0000000000e0e880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000006ce080 CR3: 00000001ab395000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: list_lru_shrink_count include/linux/list_lru.h:122 [inline] super_cache_count+0x153/0x2e0 fs/super.c:146 do_shrink_slab+0x148/0xc50 mm/vmscan.c:458 shrink_slab_memcg mm/vmscan.c:598 [inline] shrink_slab+0x861/0xa60 mm/vmscan.c:671 shrink_node+0x429/0x16a0 mm/vmscan.c:2735 shrink_zones mm/vmscan.c:2964 [inline] do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3026 try_to_free_mem_cgroup_pages+0x49d/0xc90 mm/vmscan.c:3324 reclaim_high.constprop.73+0x137/0x1e0 mm/memcontrol.c:2060 mem_cgroup_handle_over_high+0x8d/0x130 mm/memcontrol.c:2085 tracehook_notify_resume include/linux/tracehook.h:195 [inline] exit_to_usermode_loop+0x287/0x380 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x6be/0x820 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x44021a 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:00007ffe6c6b8a00 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: 0000000000000003 RBX: 0000000000000000 RCX: 000000000044021a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 00007ffe6c6b8a20 R08: 0000000000000001 R09: 0000000000e0e880 R10: 0000000000e0eb50 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000005cdb R14: 0000000000000000 R15: 0000000000000000 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) general protection fault: 0000 [#2] SMP KASAN ---[ end trace 17104fae47c19aec ]--- CPU: 0 PID: 4448 Comm: syz-executor685 Tainted: G D 4.18.0-rc4-next-20180713+ #7 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__read_once_size include/linux/compiler.h:188 [inline] RIP: 0010:list_lru_from_memcg_idx mm/list_lru.c:56 [inline] RIP: 0010:list_lru_count_one+0x156/0x460 mm/list_lru.c:201 Code: RIP: 0010:__read_once_size include/linux/compiler.h:188 [inline] RIP: 0010:list_lru_from_memcg_idx mm/list_lru.c:56 [inline] RIP: 0010:list_lru_count_one+0x156/0x460 mm/list_lru.c:201 08 3c 03 0f 8e Code: b5 02 00 00 4d 63 08 bd d8 0a 00 00 3c e8 7f 35 d2 ff 48 03 8d 7b 50 48 b8 0f 00 00 00 00 00 fc 8e ff df 48 89 fa 48 b5 c1 ea 03 <80> 3c 02 02 00 0f 85 d8 02 00 00 00 49 8d 46 c0 00 4c 8b 6b 50 48 4d ba 00 00 RSP: 0018:ffff8801aff9f1e0 EFLAGS: 00010206 63 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff81aa3a64 RDX: 000000000000000a RSI: ffffffff81aa3ad1 RDI: 0000000000000050 RBP: ffff8801aff9f270 R08: ffff8801b05ae040 R09: 0000000000000000 bd R10: ffffed00360172a8 R11: ffff8801b00b9547 R12: 1ffff10035ff3e3d R13: ffff8801b0ef4180 R14: ffff8801aff9f248 R15: 0000000000000000 FS: 0000000000e0e880(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 d8 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000e0eb50 CR3: 00000001b0fe0000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 0a DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 00 list_lru_shrink_count include/linux/list_lru.h:122 [inline] super_cache_count+0x153/0x2e0 fs/super.c:146 00 do_shrink_slab+0x148/0xc50 mm/vmscan.c:458 e8 7f 35 d2 shrink_slab_memcg mm/vmscan.c:598 [inline] shrink_slab+0x861/0xa60 mm/vmscan.c:671 ff 48 8d shrink_node+0x429/0x16a0 mm/vmscan.c:2735 7b 50 48 b8 shrink_zones mm/vmscan.c:2964 [inline] do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3026 00 00 try_to_free_mem_cgroup_pages+0x49d/0xc90 mm/vmscan.c:3324 00 00 00 fc reclaim_high.constprop.73+0x137/0x1e0 mm/memcontrol.c:2060 ff df mem_cgroup_handle_over_high+0x8d/0x130 mm/memcontrol.c:2085 tracehook_notify_resume include/linux/tracehook.h:195 [inline] exit_to_usermode_loop+0x287/0x380 arch/x86/entry/common.c:166 48 89 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath+0x533/0x5e0 arch/x86/entry/common.c:268 fa ret_from_fork+0x15/0x50 arch/x86/entry/entry_64.S:407 48 RIP: 0033:0x44021a Code: Bad RIP value. RSP: 002b:00007ffe6c6b8a00 EFLAGS: 00000246 c1 ORIG_RAX: 0000000000000038 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000044021a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 00007ffe6c6b8a20 R08: 0000000000000001 R09: 0000000000e0e880 ea R10: 0000000000e0eb50 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000005cdb R14: 0000000000000000 R15: 0000000000000000 Modules linked in: 03 Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace 17104fae47c19aed ]--- <80> RIP: 0010:__read_once_size include/linux/compiler.h:188 [inline] RIP: 0010:list_lru_from_memcg_idx mm/list_lru.c:56 [inline] RIP: 0010:list_lru_count_one+0x156/0x460 mm/list_lru.c:201 Code: 3c 08 02 3c 03 00 0f 8e 0f b5 02 85 00 00 d8 4d 02 63 bd 00 d8 0a 00 00 00 49 e8 7f 8d 35 d2 46 ff 48 c0 8d 7b 4c 50 48 8b b8 00 6b 00 00 50 00 00 48 fc ff ba df 00 48 89 00 fa 48 c1 ea RSP: 0018:ffff8801afe27198 EFLAGS: 00010206 03 <80> 3c RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff81aa3a64 02 00 RDX: 000000000000000a RSI: ffffffff81aa3ad1 RDI: 0000000000000050 0f 85 RBP: ffff8801afe27228 R08: ffff8801b0394480 R09: 0000000000000000 d8 02 R10: ffffed00360172a8 R11: ffff8801b00b9547 R12: 1ffff10035fc4e34 00 00 49 R13: ffff8801b0ef4180 R14: ffff8801afe27200 R15: 0000000000000000 8d 46 FS: 0000000000e0e880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 c0 4c CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 8b 6b CR2: 00000000006ce080 CR3: 00000001ab395000 CR4: 00000000001406e0 50 48 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 ba 00 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 00 RSP: 0018:ffff8801afe27198 EFLAGS: 00010206