Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. 2020/10/07 05:15:16 parsed 1 programs 2020/10/07 05:15:16 executed programs: 0 [ 51.898985] IPVS: ftp: loaded support on port[0] = 21 [ 51.903660] IPVS: ftp: loaded support on port[0] = 21 [ 51.914263] IPVS: ftp: loaded support on port[0] = 21 [ 51.922146] IPVS: ftp: loaded support on port[0] = 21 [ 51.930678] IPVS: ftp: loaded support on port[0] = 21 [ 51.939383] hfs: unable to locate alternate MDB [ 51.944110] hfs: continuing without an alternate MDB [ 51.945269] IPVS: ftp: loaded support on port[0] = 21 [ 51.950454] BUG: kernel NULL pointer dereference, address: 0000000000000040 [ 51.961534] #PF: supervisor read access in kernel mode [ 51.966791] #PF: error_code(0x0000) - not-present page [ 51.972047] PGD 20eb22067 P4D 20eb22067 PUD 20eb23067 PMD 0 [ 51.977829] Oops: 0000 [#1] SMP [ 51.981101] CPU: 1 PID: 3637 Comm: syz-executor4 Not tainted 5.9.0-rc8-syzkaller #0 [ 51.988873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.998219] RIP: 0010:hfs_find_init+0x19/0x60 [ 52.002703] Code: fe ff ff ff eb 8d cc cc cc cc cc cc cc cc cc cc cc 55 48 89 e5 41 54 49 89 f4 53 48 89 fb 48 89 7e 10 48 c7 46 18 00 00 00 00 <8b> 47 40 be c0 0c 00 00 8d 7c 00 04 e8 f6 c6 e0 ff 48 85 c0 74 23 [ 52.021608] RSP: 0018:ffffc900002e39a0 EFLAGS: 00010202 [ 52.026950] RAX: ffff888211776000 RBX: 0000000000000000 RCX: 0000000000000001 [ 52.034214] RDX: ffff888208a08700 RSI: ffffc900002e39c0 RDI: 0000000000000000 [ 52.041461] RBP: ffffc900002e39b0 R08: ffffffff84907968 R09: ffffffff84907968 [ 52.048711] R10: ffffc900002e3a18 R11: 8df09397942926bb R12: ffffc900002e39c0 [ 52.055959] R13: 0000000000000000 R14: 0000000000000000 R15: ffff88820a4f8540 [ 52.063209] FS: 00007f2fea16a700(0000) GS:ffff888218500000(0000) knlGS:0000000000000000 [ 52.071414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.077274] CR2: 0000000000000040 CR3: 000000020debf000 CR4: 00000000001506e0 [ 52.084538] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.091788] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.099062] Call Trace: [ 52.101627] hfs_ext_read_extent+0x53/0x1a0 [ 52.105929] hfs_get_block+0x162/0x220 [ 52.109817] block_read_full_page+0x10b/0x3c0 [ 52.114302] ? hfs_extend_file+0x280/0x280 [ 52.118513] ? lru_cache_add+0x12d/0x210 [ 52.122913] hfs_readpage+0x13/0x20 [ 52.126515] do_read_cache_page+0x5e1/0x790 [ 52.130823] ? find_held_lock+0x35/0xa0 [ 52.134783] ? unlock_new_inode+0x62/0x70 [ 52.138905] ? lockdep_init_map_waits+0x4a/0x260 [ 52.143636] ? do_raw_spin_unlock+0x52/0xd0 [ 52.147943] ? hfs_ext_read_extent+0x1a0/0x1a0 [ 52.152530] read_cache_page+0xd/0x10 [ 52.156312] hfs_btree_open+0x136/0x340 [ 52.160261] hfs_mdb_get+0x4ee/0x60c [ 52.163957] hfs_fill_super+0x361/0x630 [ 52.167916] ? vsnprintf+0x377/0x520 [ 52.171605] ? snprintf+0x49/0x60 [ 52.175033] mount_bdev+0x197/0x1d0 [ 52.178647] ? hfs_show_options+0x200/0x200 [ 52.182942] hfs_mount+0x10/0x20 [ 52.186303] legacy_get_tree+0x2f/0x50 [ 52.190164] vfs_get_tree+0x28/0xc0 [ 52.193766] ? capable+0x14/0x20 [ 52.197107] path_mount+0x755/0xae0 [ 52.200715] do_mount+0x77/0x90 [ 52.203971] __x64_sys_mount+0xc0/0xe0 [ 52.207830] do_syscall_64+0x37/0x80 [ 52.211530] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 52.216695] RIP: 0033:0x457a7a [ 52.219864] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 5d 8f fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 3a 8f fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 52.239190] RSP: 002b:00007f2fea169bb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 52.247581] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000457a7a [ 52.254832] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2fea169c00 [ 52.262078] RBP: 0000000000000003 R08: 00000000200001c0 R09: 0000000020000000 [ 52.269416] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 52.276664] R13: 0000000000000666 R14: 00000000006fba30 R15: 0000000000000000 [ 52.284028] Modules linked in: [ 52.287197] CR2: 0000000000000040 [ 52.290703] ---[ end trace 7ace3b2935e0f8ee ]--- [ 52.295601] RIP: 0010:hfs_find_init+0x19/0x60 [ 52.296968] hfs: unable to locate alternate MDB [ 52.300140] Code: fe ff ff ff eb 8d cc cc cc cc cc cc cc cc cc cc cc 55 48 89 e5 41 54 49 89 f4 53 48 89 fb 48 89 7e 10 48 c7 46 18 00 00 00 00 <8b> 47 40 be c0 0c 00 00 8d 7c 00 04 e8 f6 c6 e0 ff 48 85 c0 74 23 [ 52.300142] RSP: 0018:ffffc900002e39a0 EFLAGS: 00010202 [ 52.300145] RAX: ffff888211776000 RBX: 0000000000000000 RCX: 0000000000000001 [ 52.300146] RDX: ffff888208a08700 RSI: ffffc900002e39c0 RDI: 0000000000000000 [ 52.300147] RBP: ffffc900002e39b0 R08: ffffffff84907968 R09: ffffffff84907968 [ 52.300148] R10: ffffc900002e3a18 R11: 8df09397942926bb R12: ffffc900002e39c0 [ 52.300150] R13: 0000000000000000 R14: 0000000000000000 R15: ffff88820a4f8540 [ 52.300152] FS: 00007f2fea16a700(0000) GS:ffff888218500000(0000) knlGS:0000000000000000 [ 52.300153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.300155] CR2: 0000000000000040 CR3: 000000020debf000 CR4: 00000000001506e0 [ 52.300159] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.300161] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.300163] Kernel panic - not syncing: Fatal exception [ 52.305272] Kernel Offset: disabled [ 52.410691] Rebooting in 86400 seconds..