Warning: Permanently added '10.128.1.38' (ECDSA) to the list of known hosts. 2020/07/26 14:50:58 parsed 1 programs 2020/07/26 14:50:58 executed programs: 0 [ 53.271851] IPVS: ftp: loaded support on port[0] = 21 [ 53.271915] IPVS: ftp: loaded support on port[0] = 21 [ 53.279328] IPVS: ftp: loaded support on port[0] = 21 [ 53.296417] IPVS: ftp: loaded support on port[0] = 21 [ 53.301031] IPVS: ftp: loaded support on port[0] = 21 [ 53.309045] IPVS: ftp: loaded support on port[0] = 21 [ 53.323711] hfs: unable to locate alternate MDB [ 53.328457] hfs: continuing without an alternate MDB [ 53.338860] BUG: kernel NULL pointer dereference, address: 0000000000000040 [ 53.345948] #PF: supervisor read access in kernel mode [ 53.351199] #PF: error_code(0x0000) - not-present page [ 53.356442] PGD 2099b8067 P4D 2099b8067 PUD 2099b9067 PMD 0 [ 53.362209] Oops: 0000 [#1] SMP [ 53.365458] CPU: 1 PID: 3669 Comm: syz-executor4 Not tainted 5.8.0-rc6-syzkaller #0 [ 53.373217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.382543] RIP: 0010:hfs_find_init+0x19/0x60 [ 53.387009] 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 a6 fe e0 ff 48 85 c0 74 23 [ 53.405881] RSP: 0018:ffffc900003839d8 EFLAGS: 00010246 [ 53.411210] RAX: ffff888209a89c00 RBX: 0000000000000000 RCX: 0000000000000000 [ 53.418449] RDX: 0000000000000000 RSI: ffffc900003839f8 RDI: 0000000000000000 [ 53.425686] RBP: ffffc900003839e8 R08: ffffffff848ffd10 R09: ffffffff848ffd40 [ 53.432925] R10: ffffc90000383a50 R11: 6d177db777aa3959 R12: ffffc900003839f8 [ 53.440162] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8882084f90a8 [ 53.447401] FS: 00007f660f533700(0000) GS:ffff888218500000(0000) knlGS:0000000000000000 [ 53.455596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.461444] CR2: 0000000000000040 CR3: 00000002099b7000 CR4: 00000000001406e0 [ 53.468684] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.475923] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.483160] Call Trace: [ 53.485715] hfs_ext_read_extent+0x53/0x1a0 [ 53.490003] hfs_get_block+0x162/0x220 [ 53.493859] block_read_full_page+0x10b/0x3c0 [ 53.498322] ? lru_cache_add+0x115/0x210 [ 53.502348] ? hfs_extend_file+0x280/0x280 [ 53.506554] ? lru_cache_add+0x12d/0x210 [ 53.510580] hfs_readpage+0x13/0x20 [ 53.514173] do_read_cache_page+0x591/0x6e0 [ 53.518466] ? lockdep_init_map_waits+0x4a/0x250 [ 53.523188] ? do_raw_spin_unlock+0x52/0xd0 [ 53.527477] ? hfs_ext_read_extent+0x1a0/0x1a0 [ 53.532113] read_cache_page+0xd/0x10 [ 53.535883] hfs_btree_open+0x136/0x340 [ 53.539825] hfs_mdb_get+0x4ee/0x60c [ 53.543507] hfs_fill_super+0x361/0x630 [ 53.547449] ? pointer+0x3b5/0x420 [ 53.550967] ? vsnprintf+0x377/0x520 [ 53.554647] ? snprintf+0x49/0x60 [ 53.558067] mount_bdev+0x18c/0x1c0 [ 53.561673] ? hfs_show_options+0x200/0x200 [ 53.565960] hfs_mount+0x10/0x20 [ 53.569295] legacy_get_tree+0x2f/0x50 [ 53.573236] vfs_get_tree+0x28/0xc0 [ 53.576831] ? capable+0x14/0x20 [ 53.580165] do_mount+0x892/0xab0 [ 53.583587] __x64_sys_mount+0xc0/0xe0 [ 53.587442] do_syscall_64+0x6e/0xf0 [ 53.591122] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.596279] RIP: 0033:0x457a7a [ 53.599439] 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 [ 53.618308] RSP: 002b:00007f660f532bb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 53.625980] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000457a7a [ 53.633222] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f660f532c00 [ 53.640457] RBP: 0000000000000003 R08: 00000000200001c0 R09: 0000000020000000 [ 53.647692] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 53.654931] R13: 0000000000000666 R14: 00000000006fba30 R15: 0000000000000000 [ 53.662170] Modules linked in: [ 53.665337] CR2: 0000000000000040 [ 53.668842] ---[ end trace 9c0d1201dbacc396 ]--- [ 53.669133] hfs: unable to locate alternate MDB [ 53.673577] RIP: 0010:hfs_find_init+0x19/0x60 [ 53.673579] 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 a6 fe e0 ff 48 85 c0 74 23 [ 53.678229] hfs: continuing without an alternate MDB [ 53.682697] RSP: 0018:ffffc900003839d8 EFLAGS: 00010246 [ 53.682699] RAX: ffff888209a89c00 RBX: 0000000000000000 RCX: 0000000000000000 [ 53.682701] RDX: 0000000000000000 RSI: ffffc900003839f8 RDI: 0000000000000000 [ 53.701647] BUG: kernel NULL pointer dereference, address: 0000000000000040 [ 53.706658] RBP: ffffc900003839e8 R08: ffffffff848ffd10 R09: ffffffff848ffd40 [ 53.711980] #PF: supervisor read access in kernel mode [ 53.711981] #PF: error_code(0x0000) - not-present page [ 53.711983] PGD 20992c067 P4D 20992c067 PUD 20992d067 PMD 0 [ 53.711986] Oops: 0000 [#2] SMP [ 53.711989] CPU: 0 PID: 3677 Comm: syz-executor3 Tainted: G D 5.8.0-rc6-syzkaller #0 [ 53.719233] R10: ffffc90000383a50 R11: 6d177db777aa3959 R12: ffffc900003839f8 [ 53.726467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.726470] RIP: 0010:hfs_find_init+0x19/0x60 [ 53.726472] 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 a6 fe e0 ff 48 85 c0 74 23 [ 53.726473] RSP: 0018:ffffc900003079d8 EFLAGS: 00010246 [ 53.733546] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8882084f90a8 [ 53.740780] RAX: ffff888207a0f000 RBX: 0000000000000000 RCX: 0000000000000000 [ 53.740781] RDX: 0000000000000000 RSI: ffffc900003079f8 RDI: 0000000000000000 [ 53.740782] RBP: ffffc900003079e8 R08: 0000000000000001 R09: 0000000000000000 [ 53.740783] R10: ffffc90000307a50 R11: 0000000000000800 R12: ffffc900003079f8 [ 53.740784] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8882084da150 [ 53.740786] FS: 00007f6992a9f700(0000) GS:ffff888218400000(0000) knlGS:0000000000000000 [ 53.740788] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.746037] FS: 00007f660f533700(0000) GS:ffff888218500000(0000) knlGS:0000000000000000 [ 53.751276] CR2: 0000000000000040 CR3: 000000020992b000 CR4: 00000000001406f0 [ 53.751280] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.751281] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.751282] Call Trace: [ 53.751286] hfs_ext_read_extent+0x53/0x1a0 [ 53.757053] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.760295] hfs_get_block+0x162/0x220 [ 53.760299] block_read_full_page+0x10b/0x3c0 [ 53.760302] ? _raw_spin_unlock_irq+0x22/0x40 [ 53.769454] CR2: 0000000000000040 CR3: 00000002099b7000 CR4: 00000000001406e0 [ 53.776688] ? hfs_extend_file+0x280/0x280 [ 53.776692] ? lru_cache_add+0x12d/0x210 [ 53.776694] hfs_readpage+0x13/0x20 [ 53.786026] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.790482] do_read_cache_page+0x591/0x6e0 [ 53.790486] ? lockdep_init_map_waits+0x4a/0x250 [ 53.790489] ? do_raw_spin_unlock+0x52/0xd0 [ 53.809366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.814692] ? hfs_ext_read_extent+0x1a0/0x1a0 [ 53.814694] read_cache_page+0xd/0x10 [ 53.814697] hfs_btree_open+0x136/0x340 [ 53.814699] hfs_mdb_get+0x4ee/0x60c [ 53.821955] Kernel panic - not syncing: Fatal exception [ 53.829191] hfs_fill_super+0x361/0x630 [ 53.829194] ? pointer+0x3b5/0x420 [ 54.003109] ? vsnprintf+0x377/0x520 [ 54.006791] ? snprintf+0x49/0x60 [ 54.010214] mount_bdev+0x18c/0x1c0 [ 54.013818] ? hfs_show_options+0x200/0x200 [ 54.018108] hfs_mount+0x10/0x20 [ 54.021442] legacy_get_tree+0x2f/0x50 [ 54.025299] vfs_get_tree+0x28/0xc0 [ 54.028897] ? capable+0x14/0x20 [ 54.032231] do_mount+0x892/0xab0 [ 54.035653] __x64_sys_mount+0xc0/0xe0 [ 54.039533] do_syscall_64+0x6e/0xf0 [ 54.043217] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.048373] RIP: 0033:0x457a7a [ 54.051547] 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 [ 54.070623] RSP: 002b:00007f6992a9ebb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 54.078413] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000457a7a [ 54.085652] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f6992a9ec00 [ 54.092893] RBP: 0000000000000003 R08: 00000000200001c0 R09: 0000000020000000 [ 54.100131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 54.107383] R13: 0000000000000666 R14: 00000000006fba30 R15: 0000000000000000 [ 54.114633] Modules linked in: [ 54.117798] CR2: 0000000000000040 [ 54.121794] Kernel Offset: disabled [ 54.125398] Rebooting in 86400 seconds..