Warning: Permanently added '10.128.0.3' (ECDSA) to the list of known hosts. executing program [ 46.365333][ T3593] loop0: detected capacity change from 0 to 2048 [ 46.400069][ T3593] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.421095][ T3593] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.441055][ T3593] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 1 with error 28 [ 46.453385][ T3593] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.453385][ T3593] [ 46.463077][ T3593] EXT4-fs (loop0): Total free blocks count 0 [ 46.469171][ T3593] EXT4-fs (loop0): Free/Dirty block details [ 46.475065][ T3593] EXT4-fs (loop0): free_blocks=2415919104 [ 46.480822][ T3593] EXT4-fs (loop0): dirty_blocks=32 [ 46.485953][ T3593] EXT4-fs (loop0): Block reservation details [ 46.491915][ T3593] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 46.512489][ T980] ------------[ cut here ]------------ [ 46.520445][ T980] kernel BUG at fs/ext4/inode.c:2732! [ 46.525973][ T980] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 46.532046][ T980] CPU: 0 PID: 980 Comm: kworker/u4:3 Not tainted 5.15.104-syzkaller #0 [ 46.540261][ T980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 46.550298][ T980] Workqueue: writeback wb_workfn (flush-7:0) [ 46.556280][ T980] RIP: 0010:ext4_writepages+0x3d02/0x3d10 [ 46.561979][ T980] Code: c7 d0 35 a8 8c 4c 89 f2 e8 ab 4d 0b 02 e9 bb fb ff ff e8 61 92 63 ff 0f 0b e8 ca a1 fa 07 e8 55 92 63 ff 0f 0b e8 4e 92 63 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 41 57 41 56 41 54 53 49 [ 46.581579][ T980] RSP: 0018:ffffc900047def60 EFLAGS: 00010293 [ 46.587649][ T980] RAX: ffffffff821c2592 RBX: 0000008000000000 RCX: ffff88801b4c3a00 [ 46.595625][ T980] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 46.603579][ T980] RBP: ffffc900047df350 R08: ffffffff821bef30 R09: ffffed100376dc81 [ 46.611549][ T980] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc900047df220 [ 46.619498][ T980] R13: ffffc900047df710 R14: 0000008410000000 R15: 0000000000000001 [ 46.627445][ T980] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 46.636351][ T980] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.642917][ T980] CR2: 00007f9d13b9b120 CR3: 000000000c68e000 CR4: 00000000003506f0 [ 46.650885][ T980] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.658860][ T980] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.666829][ T980] Call Trace: [ 46.670107][ T980] [ 46.673021][ T980] ? validate_chain+0x112/0x58b0 [ 46.677945][ T980] ? ext4_readpage+0x300/0x300 [ 46.682777][ T980] ? mark_lock+0x98/0x340 [ 46.687084][ T980] ? mark_lock+0x98/0x340 [ 46.691388][ T980] ? __lock_acquire+0x1295/0x1ff0 [ 46.696413][ T980] ? ext4_readpage+0x300/0x300 [ 46.701157][ T980] do_writepages+0x481/0x730 [ 46.705746][ T980] ? __writepage+0x120/0x120 [ 46.710313][ T980] ? wbc_attach_and_unlock_inode+0x3a4/0x600 [ 46.716272][ T980] ? __lock_acquire+0x1ff0/0x1ff0 [ 46.721276][ T980] ? do_raw_spin_unlock+0x137/0x8b0 [ 46.726452][ T980] __writeback_single_inode+0x15b/0xe30 [ 46.731989][ T980] writeback_sb_inodes+0xbf0/0x1a50 [ 46.737188][ T980] ? queue_io+0x560/0x560 [ 46.741526][ T980] ? __writeback_inodes_wb+0x400/0x400 [ 46.746975][ T980] ? queue_io+0x3d3/0x560 [ 46.751313][ T980] wb_writeback+0x451/0xc50 [ 46.755800][ T980] ? rcu_lock_release+0x20/0x20 [ 46.760631][ T980] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 46.766591][ T980] ? do_raw_spin_unlock+0x137/0x8b0 [ 46.771775][ T980] wb_workfn+0x46c/0x1130 [ 46.776108][ T980] ? mark_lock+0x98/0x340 [ 46.780425][ T980] ? inode_wait_for_writeback+0x280/0x280 [ 46.786129][ T980] ? read_lock_is_recursive+0x10/0x10 [ 46.791504][ T980] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 46.797469][ T980] ? print_irqtrace_events+0x210/0x210 [ 46.802911][ T980] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 46.808834][ T980] ? do_raw_spin_unlock+0x137/0x8b0 [ 46.814017][ T980] process_one_work+0x8a1/0x10c0 [ 46.818938][ T980] ? worker_detach_from_pool+0x260/0x260 [ 46.824576][ T980] ? _raw_spin_lock_irqsave+0x120/0x120 [ 46.830237][ T980] ? kthread_data+0x4e/0xc0 [ 46.834731][ T980] ? wq_worker_running+0x97/0x170 [ 46.839738][ T980] worker_thread+0xaca/0x1280 [ 46.844421][ T980] kthread+0x3f6/0x4f0 [ 46.848475][ T980] ? rcu_lock_release+0x20/0x20 [ 46.853305][ T980] ? kthread_blkcg+0xd0/0xd0 [ 46.857887][ T980] ret_from_fork+0x1f/0x30 [ 46.862286][ T980] [ 46.865287][ T980] Modules linked in: [ 46.869928][ T980] ---[ end trace 0bbd9317363a88d9 ]--- [ 46.875391][ T980] RIP: 0010:ext4_writepages+0x3d02/0x3d10 [ 46.881383][ T980] Code: c7 d0 35 a8 8c 4c 89 f2 e8 ab 4d 0b 02 e9 bb fb ff ff e8 61 92 63 ff 0f 0b e8 ca a1 fa 07 e8 55 92 63 ff 0f 0b e8 4e 92 63 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 41 57 41 56 41 54 53 49 [ 46.901041][ T980] RSP: 0018:ffffc900047def60 EFLAGS: 00010293 [ 46.907152][ T980] RAX: ffffffff821c2592 RBX: 0000008000000000 RCX: ffff88801b4c3a00 [ 46.915153][ T980] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 46.923202][ T980] RBP: ffffc900047df350 R08: ffffffff821bef30 R09: ffffed100376dc81 [ 46.931219][ T980] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc900047df220 [ 46.939224][ T980] R13: ffffc900047df710 R14: 0000008410000000 R15: 0000000000000001 [ 46.947213][ T980] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 46.956173][ T980] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.962754][ T980] CR2: 00007f9d13b9b120 CR3: 000000000c68e000 CR4: 00000000003506f0 [ 46.970747][ T980] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.978732][ T980] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.986722][ T980] Kernel panic - not syncing: Fatal exception [ 46.992945][ T980] Kernel Offset: disabled [ 46.997281][ T980] Rebooting in 86400 seconds..