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: 4460 Comm: syz-executor352 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:ffff8801bd6cf198 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff81aa3a64 RDX: 000000000000000a RSI: ffffffff81aa3ad1 RDI: 0000000000000050 RBP: ffff8801bd6cf228 R08: ffff8801d969e740 R09: 0000000000000000 R10: ffffed00357e3b40 R11: ffff8801abf1da07 R12: 1ffff10037ad9e34 R13: ffff8801acce2c00 R14: ffff8801bd6cf200 R15: 0000000000000000 FS: 000000000181d880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000006ce080 CR3: 00000001b4a57000 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:00007ffe74e0f700 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: 0000000000000003 RBX: 0000000000000000 RCX: 000000000044021a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 00007ffe74e0f720 R08: 0000000000000001 R09: 000000000181d880 R10: 000000000181db50 R11: 0000000000000246 R12: 0000000000000001 R13: 00000000000068cd R14: 0000000000000000 R15: 0000000000000000 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) general protection fault: 0000 [#2] SMP KASAN ---[ end trace d3744e6401565d49 ]--- CPU: 0 PID: 4462 Comm: syz-executor352 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 Code: 0f 8e b5 08 02 00 00 3c 4d 63 bd d8 03 0a 00 00 e8 0f 7f 35 d2 ff 8e 48 8d 7b 50 48 b5 b8 00 00 00 02 00 00 fc ff df 00 48 89 fa 48 c1 00 ea 03 <80> 3c 4d 02 00 0f 85 63 d8 02 00 00 49 bd 8d 46 c0 4c d8 8b 6b 50 0a 48 ba 00 00 00 RSP: 0018:ffff8801ab6371e0 EFLAGS: 00010206 00 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff81aa3a64 RDX: 000000000000000a RSI: ffffffff81aa3ad1 RDI: 0000000000000050 RBP: ffff8801ab637270 R08: ffff8801abbb2040 R09: 0000000000000000 e8 R10: ffffed00357e3b40 R11: ffff8801abf1da07 R12: 1ffff100356c6e3d R13: ffff8801acce2c00 R14: ffff8801ab637248 R15: 0000000000000000 FS: 000000000181d880(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 7f CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000181db50 CR3: 00000001d96b3000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 35 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d2 list_lru_shrink_count include/linux/list_lru.h:122 [inline] super_cache_count+0x153/0x2e0 fs/super.c:146 ff do_shrink_slab+0x148/0xc50 mm/vmscan.c:458 48 8d 7b 50 48 shrink_slab_memcg mm/vmscan.c:598 [inline] shrink_slab+0x861/0xa60 mm/vmscan.c:671 b8 00 shrink_node+0x429/0x16a0 mm/vmscan.c:2735 00 00 00 00 shrink_zones mm/vmscan.c:2964 [inline] do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3026 fc ff df try_to_free_mem_cgroup_pages+0x49d/0xc90 mm/vmscan.c:3324 48 89 fa 48 reclaim_high.constprop.73+0x137/0x1e0 mm/memcontrol.c:2060 c1 ea 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 03 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath+0x533/0x5e0 arch/x86/entry/common.c:268 <80> ret_from_fork+0x15/0x50 arch/x86/entry/entry_64.S:407 RIP: 0033:0x44021a 3c Code: Bad RIP value. RSP: 002b:00007ffe74e0f700 EFLAGS: 00000246 02 ORIG_RAX: 0000000000000038 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000044021a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 00007ffe74e0f720 R08: 0000000000000001 R09: 000000000181d880 00 R10: 000000000181db50 R11: 0000000000000246 R12: 0000000000000001 R13: 00000000000068cd R14: 0000000000000000 R15: 0000000000000000 Modules linked in: 0f Dumping ftrace buffer: (ftrace buffer empty) 85 ---[ end trace d3744e6401565d4a ]--- d8 02 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 00 00 Code: 49 8d 08 46 c0 3c 4c 8b 03 6b 50 0f 48 ba 00 00 RSP: 0018:ffff8801bd6cf198 EFLAGS: 00010206 8e RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff81aa3a64 RDX: 000000000000000a RSI: ffffffff81aa3ad1 RDI: 0000000000000050 b5 RBP: ffff8801bd6cf228 R08: ffff8801d969e740 R09: 0000000000000000 R10: ffffed00357e3b40 R11: ffff8801abf1da07 R12: 1ffff10037ad9e34 02 R13: ffff8801acce2c00 R14: ffff8801bd6cf200 R15: 0000000000000000 FS: 000000000181d880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 00 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000006ce080 CR3: 00000001b4a57000 CR4: 00000000001406e0 00 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 4d DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400