Warning: Permanently added '10.128.0.166' (ECDSA) to the list of known hosts. executing program [ 48.198650] REISERFS (device loop0): found reiserfs format "3.5" with standard journal [ 48.207020] REISERFS (device loop0): using ordered data mode [ 48.212882] reiserfs: using flush barriers [ 48.219733] REISERFS (device loop0): journal params: device loop0, size 8192, journal first block 10, max trans len 1024, max batch 900, max commit age 30, max trans age 30 [ 48.242689] REISERFS (device loop0): checking transaction log (loop0) [ 48.952650] REISERFS (device loop0): Using tea hash to sort names [ 48.959199] REISERFS (device loop0): using 3.5.x disk format [ 48.966337] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 48.985804] divide error: 0000 [#1] PREEMPT SMP KASAN [ 48.991024] CPU: 1 PID: 8124 Comm: syz-executor978 Not tainted 4.19.152-syzkaller #0 [ 48.998901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.008283] RIP: 0010:do_journal_end+0x247f/0x4840 [ 49.013195] Code: c1 45 84 ca 0f 85 89 17 00 00 83 e2 07 40 38 d6 41 0f 9e c1 40 84 f6 0f 95 c2 41 84 d1 0f 85 70 17 00 00 41 8b 7c 24 14 31 d2 <48> f7 f7 49 8d 7d 18 48 8d 34 0a 48 89 f8 48 c1 e8 03 80 3c 18 00 [ 49.032401] RSP: 0018:ffff888094d37b40 EFLAGS: 00010246 [ 49.037746] RAX: 0000000000000005 RBX: dffffc0000000000 RCX: 0000000000000000 [ 49.044993] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 49.052243] RBP: ffffc90005b27048 R08: 0000000000001000 R09: 0000000000000001 [ 49.059490] R10: 0000000000000001 R11: 0000000000000000 R12: ffff88808e19f000 [ 49.066739] R13: ffff88809a1f2380 R14: ffff888095122880 R15: 0000000000000001 [ 49.074000] FS: 00000000018de880(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 49.082215] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.088076] CR2: 00007fff8da57ff8 CR3: 00000000abda4000 CR4: 00000000001406e0 [ 49.095326] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.102583] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.109835] Call Trace: [ 49.112418] reiserfs_sync_fs+0xf8/0x120 [ 49.116463] ? handle_quota_files+0x3b0/0x3b0 [ 49.120941] ? handle_quota_files+0x3b0/0x3b0 [ 49.125414] sync_filesystem+0x1b5/0x250 [ 49.129469] generic_shutdown_super+0x70/0x370 [ 49.134028] kill_block_super+0x97/0xf0 [ 49.137982] deactivate_locked_super+0x94/0x160 [ 49.142629] deactivate_super+0x174/0x1a0 [ 49.146755] ? deactivate_locked_super+0x160/0x160 [ 49.151762] ? dput+0x31/0x640 [ 49.154932] cleanup_mnt+0x1a8/0x290 [ 49.158627] task_work_run+0x148/0x1c0 [ 49.162492] exit_to_usermode_loop+0x251/0x2a0 [ 49.167052] do_syscall_64+0x538/0x620 [ 49.170932] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.176099] RIP: 0033:0x448177 [ 49.179274] Code: 00 00 00 b8 08 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 8d a2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 6d a2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.198153] RSP: 002b:00007fff8da581c8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 49.205849] RAX: 0000000000000000 RBX: 00007fff8da59340 RCX: 0000000000448177 [ 49.213095] RDX: 0000000000400cf7 RSI: 0000000000000002 RDI: 00007fff8da58270 [ 49.220342] RBP: 000000000000bc3f R08: 0000000000000000 R09: 0000000000000009 [ 49.227686] R10: 0000000000000005 R11: 0000000000000206 R12: 00007fff8da592e0 [ 49.234934] R13: 00000000018df880 R14: 0000000000000000 R15: 0000000000000000 [ 49.242183] Modules linked in: [ 49.245993] ---[ end trace 2d5a958ade077014 ]--- [ 49.250767] RIP: 0010:do_journal_end+0x247f/0x4840 [ 49.256019] Code: c1 45 84 ca 0f 85 89 17 00 00 83 e2 07 40 38 d6 41 0f 9e c1 40 84 f6 0f 95 c2 41 84 d1 0f 85 70 17 00 00 41 8b 7c 24 14 31 d2 <48> f7 f7 49 8d 7d 18 48 8d 34 0a 48 89 f8 48 c1 e8 03 80 3c 18 00 [ 49.274987] RSP: 0018:ffff888094d37b40 EFLAGS: 00010246 [ 49.280377] RAX: 0000000000000005 RBX: dffffc0000000000 RCX: 0000000000000000 [ 49.287939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 49.295250] RBP: ffffc90005b27048 R08: 0000000000001000 R09: 0000000000000001 [ 49.302529] R10: 0000000000000001 R11: 0000000000000000 R12: ffff88808e19f000 [ 49.310109] R13: ffff88809a1f2380 R14: ffff888095122880 R15: 0000000000000001 [ 49.317424] FS: 00000000018de880(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 49.325869] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.331735] CR2: 00007fff8da57ff8 CR3: 00000000abda4000 CR4: 00000000001406e0 [ 49.339026] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.346355] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.353604] Kernel panic - not syncing: Fatal exception [ 49.359562] Kernel Offset: disabled [ 49.363172] Rebooting in 86400 seconds..