Warning: Permanently added '10.128.1.11' (ED25519) to the list of known hosts. executing program [ 58.075351][ T3501] loop0: detected capacity change from 0 to 2048 [ 58.102512][ T3501] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 58.119515][ T26] audit: type=1804 audit(1712333556.005:2): pid=3501 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor164" name="/root/syzkaller.W6G4NQ/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 58.142542][ T26] audit: type=1804 audit(1712333556.015:3): pid=3501 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor164" name="/root/syzkaller.W6G4NQ/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 58.181373][ T26] audit: type=1804 audit(1712333556.065:4): pid=3506 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor164" name="/root/syzkaller.W6G4NQ/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 58.207036][ T3506] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1152: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 58.227602][ T3501] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 58.240843][ T3501] EXT4-fs (loop0): This should not happen!! Data will be lost [ 58.240843][ T3501] [ 58.251151][ T3501] EXT4-fs (loop0): Total free blocks count 0 [ 58.257878][ T3501] EXT4-fs (loop0): Free/Dirty block details [ 58.264020][ T3501] EXT4-fs (loop0): free_blocks=2415919104 [ 58.270081][ T3501] EXT4-fs (loop0): dirty_blocks=16 [ 58.275409][ T3501] EXT4-fs (loop0): Block reservation details [ 58.281625][ T3501] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 58.294745][ T1229] ------------[ cut here ]------------ [ 58.300757][ T1229] kernel BUG at fs/ext4/inode.c:2722! [ 58.306278][ T1229] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 58.312350][ T1229] CPU: 0 PID: 1229 Comm: kworker/u4:4 Not tainted 5.15.153-syzkaller #0 [ 58.320761][ T1229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 58.331702][ T1229] Workqueue: writeback wb_workfn (flush-7:0) [ 58.337970][ T1229] RIP: 0010:ext4_writepages+0x3d02/0x3d10 [ 58.343686][ T1229] Code: c7 d0 84 a8 8c 4c 89 f2 e8 5b e7 0b 02 e9 bb fb ff ff e8 b1 ee 62 ff 0f 0b e8 ea ad fe 07 e8 a5 ee 62 ff 0f 0b e8 9e ee 62 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 41 57 41 56 41 54 53 49 [ 58.363725][ T1229] RSP: 0018:ffffc9000499ef60 EFLAGS: 00010293 [ 58.369816][ T1229] RAX: ffffffff821d4b12 RBX: 0000008000000000 RCX: ffff88801d2a0000 [ 58.377992][ T1229] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 58.386223][ T1229] RBP: ffffc9000499f350 R08: ffffffff821d14b0 R09: ffffed100e01514a [ 58.394324][ T1229] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc9000499f220 [ 58.402488][ T1229] R13: ffffc9000499f710 R14: 0000008410000000 R15: 0000000000000001 [ 58.410665][ T1229] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 58.419875][ T1229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.426682][ T1229] CR2: 00007fbe3ef386d8 CR3: 000000000c68e000 CR4: 00000000003506f0 [ 58.434667][ T1229] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.442764][ T1229] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.450858][ T1229] Call Trace: [ 58.454137][ T1229] [ 58.457069][ T1229] ? __die_body+0x5e/0xa0 [ 58.461512][ T1229] ? die+0x83/0xb0 [ 58.465937][ T1229] ? do_trap+0x11e/0x350 [ 58.470330][ T1229] ? ext4_writepages+0x3d02/0x3d10 [ 58.475644][ T1229] ? ext4_writepages+0x3d02/0x3d10 [ 58.480966][ T1229] ? do_error_trap+0x13d/0x1e0 [ 58.486012][ T1229] ? ext4_writepages+0x3d02/0x3d10 [ 58.491204][ T1229] ? do_int3+0x30/0x30 [ 58.495361][ T1229] ? rcu_is_watching+0x11/0xa0 [ 58.500117][ T1229] ? handle_invalid_op+0x2c/0x40 [ 58.505166][ T1229] ? ext4_writepages+0x3d02/0x3d10 [ 58.510404][ T1229] ? exc_invalid_op+0x2f/0x40 [ 58.515169][ T1229] ? asm_exc_invalid_op+0x16/0x20 [ 58.520291][ T1229] ? ext4_writepages+0x6a0/0x3d10 [ 58.525422][ T1229] ? ext4_writepages+0x3d02/0x3d10 [ 58.530666][ T1229] ? ext4_writepages+0x3d02/0x3d10 [ 58.535873][ T1229] ? validate_chain+0x112/0x5930 [ 58.540956][ T1229] ? ext4_readpage+0x300/0x300 [ 58.545733][ T1229] ? mark_lock+0x98/0x340 [ 58.550064][ T1229] ? __lock_acquire+0x1295/0x1ff0 [ 58.555098][ T1229] ? ext4_readpage+0x300/0x300 [ 58.560041][ T1229] do_writepages+0x481/0x730 [ 58.564733][ T1229] ? __writepage+0x120/0x120 [ 58.569329][ T1229] ? wbc_attach_and_unlock_inode+0x3a4/0x600 [ 58.575346][ T1229] ? __lock_acquire+0x1ff0/0x1ff0 [ 58.580378][ T1229] ? do_raw_spin_unlock+0x137/0x8b0 [ 58.585668][ T1229] __writeback_single_inode+0x15b/0xe30 [ 58.591412][ T1229] writeback_sb_inodes+0xbce/0x1a40 [ 58.596732][ T1229] ? __lock_acquire+0x1ff0/0x1ff0 [ 58.601908][ T1229] ? queue_io+0x560/0x560 [ 58.606278][ T1229] ? __writeback_inodes_wb+0x400/0x400 [ 58.611769][ T1229] ? queue_io+0x3d3/0x560 [ 58.616099][ T1229] wb_writeback+0x451/0xc50 [ 58.620714][ T1229] ? rcu_lock_release+0x20/0x20 [ 58.625561][ T1229] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 58.631638][ T1229] ? do_raw_spin_unlock+0x137/0x8b0 [ 58.636870][ T1229] wb_workfn+0x46c/0x1130 [ 58.641989][ T1229] ? mark_lock+0x98/0x340 [ 58.646335][ T1229] ? inode_wait_for_writeback+0x280/0x280 [ 58.652056][ T1229] ? read_lock_is_recursive+0x10/0x10 [ 58.657505][ T1229] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 58.663575][ T1229] ? print_irqtrace_events+0x210/0x210 [ 58.669020][ T1229] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 58.675168][ T1229] ? do_raw_spin_unlock+0x137/0x8b0 [ 58.680452][ T1229] process_one_work+0x8a1/0x10c0 [ 58.685657][ T1229] ? worker_detach_from_pool+0x260/0x260 [ 58.691528][ T1229] ? _raw_spin_lock_irqsave+0x120/0x120 [ 58.697209][ T1229] ? kthread_data+0x4e/0xc0 [ 58.701820][ T1229] ? wq_worker_running+0x97/0x170 [ 58.706864][ T1229] worker_thread+0xaca/0x1280 [ 58.711632][ T1229] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 58.717928][ T1229] kthread+0x3f6/0x4f0 [ 58.722004][ T1229] ? rcu_lock_release+0x20/0x20 [ 58.726871][ T1229] ? kthread_blkcg+0xd0/0xd0 [ 58.731604][ T1229] ret_from_fork+0x1f/0x30 [ 58.736033][ T1229] [ 58.739048][ T1229] Modules linked in: [ 58.743170][ T1229] ---[ end trace 971ad5848c6c448b ]--- [ 58.748773][ T1229] RIP: 0010:ext4_writepages+0x3d02/0x3d10 [ 58.754535][ T1229] Code: c7 d0 84 a8 8c 4c 89 f2 e8 5b e7 0b 02 e9 bb fb ff ff e8 b1 ee 62 ff 0f 0b e8 ea ad fe 07 e8 a5 ee 62 ff 0f 0b e8 9e ee 62 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 41 57 41 56 41 54 53 49 [ 58.774633][ T1229] RSP: 0018:ffffc9000499ef60 EFLAGS: 00010293 [ 58.780969][ T1229] RAX: ffffffff821d4b12 RBX: 0000008000000000 RCX: ffff88801d2a0000 [ 58.789697][ T1229] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 58.798085][ T1229] RBP: ffffc9000499f350 R08: ffffffff821d14b0 R09: ffffed100e01514a [ 58.806443][ T1229] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc9000499f220 [ 58.814570][ T1229] R13: ffffc9000499f710 R14: 0000008410000000 R15: 0000000000000001 [ 58.822947][ T1229] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 58.832126][ T1229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.838901][ T1229] CR2: 00007fbe3ef386d8 CR3: 000000000c68e000 CR4: 00000000003506f0 [ 58.846951][ T1229] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.855011][ T1229] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.863045][ T1229] Kernel panic - not syncing: Fatal exception [ 58.869610][ T1229] Kernel Offset: disabled [ 58.873942][ T1229] Rebooting in 86400 seconds..