Warning: Permanently added '10.128.1.152' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 67.669883][ T5065] loop1: detected capacity change from 0 to 2048 [ 67.670903][ T5067] loop0: detected capacity change from 0 to 2048 [ 67.683890][ T5066] loop5: detected capacity change from 0 to 2048 [ 67.696612][ T5073] loop3: detected capacity change from 0 to 2048 [ 67.698168][ T5072] loop2: detected capacity change from 0 to 2048 [ 67.710616][ T5074] loop4: detected capacity change from 0 to 2048 [ 67.732039][ T5067] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: none. [ 67.746622][ T5065] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: none. [ 67.748361][ T5073] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: none. [ 67.759275][ T5066] EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: none. [ 67.787231][ T5072] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: none. [ 67.806687][ T26] audit: type=1804 audit(1671397822.786:2): pid=5073 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor382" name="/root/bus/bus" dev="loop3" ino=18 res=1 errno=0 [ 67.818134][ T5073] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1095: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 67.841511][ T5072] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1095: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 67.860234][ T26] audit: type=1804 audit(1671397822.786:3): pid=5073 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor382" name="/root/bus/bus" dev="loop3" ino=18 res=1 errno=0 [ 67.876568][ T5073] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 67.883143][ T5074] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: none. [ 67.893886][ T5073] EXT4-fs (loop3): This should not happen!! Data will be lost [ 67.893886][ T5073] [ 67.917846][ T5073] EXT4-fs (loop3): Total free blocks count 0 [ 67.926879][ T5073] EXT4-fs (loop3): Free/Dirty block details [ 67.932263][ T5089] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1095: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 67.933532][ T5073] EXT4-fs (loop3): free_blocks=2415919104 [ 67.952381][ T5065] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1095: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 67.957774][ T5073] EXT4-fs (loop3): dirty_blocks=16 [ 67.974025][ T5073] EXT4-fs (loop3): Block reservation details [ 67.980203][ T5073] EXT4-fs (loop3): i_reserved_data_blocks=1 executing program [ 68.004510][ T5066] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1095: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 68.013974][ T5072] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 68.022152][ T5067] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 68.050293][ T5065] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 68.057238][ T5066] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 68.074129][ T26] audit: type=1804 audit(1671397822.786:4): pid=5073 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor382" name="/root/bus/bus" dev="loop3" ino=18 res=1 errno=0 [ 68.083549][ T5066] EXT4-fs (loop5): This should not happen!! Data will be lost executing program [ 68.083549][ T5066] [ 68.098157][ T5067] EXT4-fs (loop0): This should not happen!! Data will be lost [ 68.098157][ T5067] [ 68.129630][ T5066] EXT4-fs (loop5): Total free blocks count 0 [ 68.131319][ T5072] EXT4-fs (loop2): This should not happen!! Data will be lost [ 68.131319][ T5072] [ 68.144991][ T5066] EXT4-fs (loop5): Free/Dirty block details [ 68.152126][ T5065] EXT4-fs (loop1): This should not happen!! Data will be lost [ 68.152126][ T5065] [ 68.156029][ T5074] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1095: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 68.183324][ T5065] EXT4-fs (loop1): Total free blocks count 0 [ 68.184816][ T5066] EXT4-fs (loop5): free_blocks=2415919104 [ 68.191677][ T5072] EXT4-fs (loop2): Total free blocks count 0 executing program [ 68.201911][ T5067] EXT4-fs (loop0): Total free blocks count 0 [ 68.203419][ T5066] EXT4-fs (loop5): dirty_blocks=16 [ 68.213845][ T5074] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 68.214643][ T26] audit: type=1804 audit(1671397822.816:5): pid=5072 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor382" name="/root/bus/bus" dev="loop2" ino=18 res=1 errno=0 [ 68.226459][ T5066] EXT4-fs (loop5): Block reservation details [ 68.248734][ T5065] EXT4-fs (loop1): Free/Dirty block details [ 68.259878][ T5074] EXT4-fs (loop4): This should not happen!! Data will be lost [ 68.259878][ T5074] [ 68.266009][ T5067] EXT4-fs (loop0): Free/Dirty block details [ 68.275819][ T5072] EXT4-fs (loop2): Free/Dirty block details [ 68.282250][ T5074] EXT4-fs (loop4): Total free blocks count 0 [ 68.283419][ T5067] EXT4-fs (loop0): free_blocks=2415919104 [ 68.288580][ T5072] EXT4-fs (loop2): free_blocks=2415919104 [ 68.300374][ T5066] EXT4-fs (loop5): i_reserved_data_blocks=1 [ 68.306353][ T5065] EXT4-fs (loop1): free_blocks=2415919104 [ 68.306373][ T5065] EXT4-fs (loop1): dirty_blocks=16 [ 68.306385][ T5065] EXT4-fs (loop1): Block reservation details [ 68.306397][ T5065] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 68.312411][ T5074] EXT4-fs (loop4): Free/Dirty block details [ 68.320771][ T5067] EXT4-fs (loop0): dirty_blocks=16 [ 68.323956][ T5072] EXT4-fs (loop2): dirty_blocks=16 [ 68.349528][ T5074] EXT4-fs (loop4): free_blocks=2415919104 executing program executing program executing program [ 68.360824][ T5074] EXT4-fs (loop4): dirty_blocks=16 [ 68.365410][ T5067] EXT4-fs (loop0): Block reservation details [ 68.370961][ T5074] EXT4-fs (loop4): Block reservation details [ 68.378499][ T5072] EXT4-fs (loop2): Block reservation details [ 68.392519][ T5072] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 68.399162][ T5074] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 68.403207][ T5067] EXT4-fs (loop0): i_reserved_data_blocks=1 executing program executing program executing program [ 68.411196][ T26] audit: type=1804 audit(1671397822.816:6): pid=5072 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor382" name="/root/bus/bus" dev="loop2" ino=18 res=1 errno=0 executing program executing program executing program executing program executing program executing program [ 68.528875][ T26] audit: type=1804 audit(1671397822.816:7): pid=5072 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor382" name="/root/bus/bus" dev="loop2" ino=18 res=1 errno=0 executing program executing program executing program executing program executing program [ 68.613037][ T26] audit: type=1804 audit(1671397822.826:8): pid=5067 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor382" name="/root/bus/bus" dev="loop0" ino=18 res=1 errno=0 executing program executing program executing program executing program executing program executing program executing program [ 68.728150][ T26] audit: type=1804 audit(1671397822.826:9): pid=5065 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor382" name="/root/bus/bus" dev="loop1" ino=18 res=1 errno=0 executing program executing program executing program executing program executing program executing program [ 68.828452][ T26] audit: type=1804 audit(1671397822.846:10): pid=5067 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor382" name="/root/bus/bus" dev="loop0" ino=18 res=1 errno=0 executing program [ 68.912370][ T26] audit: type=1804 audit(1671397822.846:11): pid=5065 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor382" name="/root/bus/bus" dev="loop1" ino=18 res=1 errno=0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 72.849387][ T9] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 72.862272][ T41] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 72.875145][ T2380] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 72.889073][ T11] ------------[ cut here ]------------ [ 72.894554][ T11] kernel BUG at fs/ext4/inode.c:2781! executing program executing program executing program [ 72.915991][ T11] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 72.922103][ T11] CPU: 0 PID: 11 Comm: kworker/u4:1 Not tainted 6.1.0-syzkaller-13139-gf9ff5644bcc0 #0 [ 72.931734][ T11] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 72.941797][ T11] Workqueue: writeback wb_workfn (flush-7:0) [ 72.947817][ T11] RIP: 0010:ext4_do_writepages+0x29d6/0x36e0 executing program executing program [ 72.954015][ T11] Code: 00 fc ff df 44 89 6c 24 24 48 c1 ea 03 80 3c 02 00 0f 84 91 e6 ff ff 48 8b 3c 24 e8 34 7b aa ff e9 83 e6 ff ff e8 1a 78 5c ff <0f> 0b e8 13 78 5c ff 48 8b 84 24 c0 00 00 00 48 8d 78 40 48 89 f8 [ 72.973817][ T11] RSP: 0018:ffffc90000107398 EFLAGS: 00010293 [ 72.979926][ T11] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 72.987986][ T11] RDX: ffff888012243a80 RSI: ffffffff8224d8e6 RDI: 0000000000000007 [ 72.995964][ T11] RBP: ffff888075c38a58 R08: 0000000000000007 R09: 0000000000000000 [ 73.003941][ T11] R10: 0000000000000001 R11: 0000000000000000 R12: ffffc90000107598 executing program executing program executing program [ 73.011970][ T11] R13: 0000000000000001 R14: ffff888075c38cb8 R15: 00000000000000a4 [ 73.019971][ T11] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 73.029001][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.035602][ T11] CR2: 00007ffc7c735960 CR3: 000000001c526000 CR4: 0000000000350ef0 [ 73.043597][ T11] Call Trace: [ 73.046884][ T11] [ 73.049838][ T11] ? filemap_get_folios+0x700/0x700 [ 73.055084][ T11] ? ext4_writepage_cb+0x2480/0x2480 [ 73.060405][ T11] ext4_writepages+0x27c/0x5a0 executing program executing program [ 73.065188][ T11] ? ext4_normal_submit_inode_data_buffers+0x1a0/0x1a0 [ 73.072078][ T11] ? ext4_normal_submit_inode_data_buffers+0x1a0/0x1a0 [ 73.079039][ T11] do_writepages+0x1af/0x690 [ 73.083726][ T11] ? writeback_set_ratelimit+0x150/0x150 [ 73.089370][ T11] ? find_held_lock+0x2d/0x110 [ 73.094152][ T11] ? wbc_attach_and_unlock_inode+0x44d/0x8d0 [ 73.100162][ T11] ? lock_downgrade+0x6e0/0x6e0 [ 73.105024][ T11] __writeback_single_inode+0x159/0x1440 [ 73.110687][ T11] ? wbc_attach_and_unlock_inode+0x4a3/0x8d0 executing program [ 73.116691][ T11] writeback_sb_inodes+0x54d/0xf90 [ 73.121929][ T11] ? sync_inode_metadata+0xe0/0xe0 [ 73.127081][ T11] __writeback_inodes_wb+0xc6/0x280 [ 73.132318][ T11] wb_writeback+0x8d6/0xd70 [ 73.136856][ T11] ? __writeback_inodes_wb+0x280/0x280 [ 73.142476][ T11] ? get_nr_dirty_inodes+0x11e/0x1b0 [ 73.147881][ T11] wb_workfn+0xa16/0x12f0 [ 73.152264][ T11] ? inode_wait_for_writeback+0x40/0x40 [ 73.157819][ T11] ? lock_release+0x810/0x810 [ 73.162525][ T11] process_one_work+0x9bf/0x1710 [ 73.167490][ T11] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 73.172873][ T11] ? rwlock_bug.part.0+0x90/0x90 [ 73.173275][ T41] EXT4-fs (loop2): This should not happen!! Data will be lost [ 73.173275][ T41] [ 73.177816][ T11] ? _raw_spin_lock_irq+0x45/0x50 [ 73.177852][ T11] worker_thread+0x669/0x1090 [ 73.189728][ T9] EXT4-fs (loop3): This should not happen!! Data will be lost [ 73.189728][ T9] [ 73.192468][ T11] ? process_one_work+0x1710/0x1710 [ 73.192499][ T11] kthread+0x2e8/0x3a0 executing program executing program executing program [ 73.204340][ T9] EXT4-fs (loop3): Total free blocks count 0 [ 73.206777][ T11] ? kthread_complete_and_exit+0x40/0x40 [ 73.206807][ T11] ret_from_fork+0x1f/0x30 [ 73.232357][ T11] [ 73.235380][ T11] Modules linked in: [ 73.240710][ T9] EXT4-fs (loop3): Free/Dirty block details [ 73.241772][ T46] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 executing program executing program executing program [ 73.252410][ T56] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 73.264534][ T2380] EXT4-fs (loop1): This should not happen!! Data will be lost [ 73.264534][ T2380] [ 73.287321][ T41] EXT4-fs (loop2): Total free blocks count 0 [ 73.302687][ T9] EXT4-fs (loop3): free_blocks=2415919104 [ 73.306443][ T46] EXT4-fs (loop4): This should not happen!! Data will be lost executing program executing program [ 73.306443][ T46] [ 73.313979][ T41] EXT4-fs (loop2): Free/Dirty block details [ 73.319339][ T2380] EXT4-fs (loop1): Total free blocks count 0 [ 73.329926][ T9] EXT4-fs (loop3): dirty_blocks=16 [ 73.339858][ T56] EXT4-fs (loop5): This should not happen!! Data will be lost [ 73.339858][ T56] [ 73.341694][ T46] EXT4-fs (loop4): Total free blocks count 0 executing program executing program [ 73.364333][ T9] EXT4-fs (loop3): Block reservation details [ 73.367786][ T2380] EXT4-fs (loop1): Free/Dirty block details [ 73.379450][ T41] EXT4-fs (loop2): free_blocks=2415919104 [ 73.385977][ T46] EXT4-fs (loop4): Free/Dirty block details [ 73.399927][ T56] EXT4-fs (loop5): Total free blocks count 0 [ 73.401872][ T9] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 73.409844][ T2380] EXT4-fs (loop1): free_blocks=2415919104 executing program executing program executing program executing program [ 73.423692][ T2380] EXT4-fs (loop1): dirty_blocks=16 [ 73.428981][ T41] EXT4-fs (loop2): dirty_blocks=16 [ 73.430789][ T46] EXT4-fs (loop4): free_blocks=2415919104 [ 73.444876][ T56] EXT4-fs (loop5): Free/Dirty block details [ 73.458076][ T41] EXT4-fs (loop2): Block reservation details [ 73.458828][ T2380] EXT4-fs (loop1): Block reservation details executing program executing program [ 73.479485][ T56] EXT4-fs (loop5): free_blocks=2415919104 [ 73.487635][ T41] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 73.494836][ T46] EXT4-fs (loop4): dirty_blocks=16 [ 73.518484][ T56] EXT4-fs (loop5): dirty_blocks=16 executing program executing program executing program executing program [ 73.527185][ T46] EXT4-fs (loop4): Block reservation details [ 73.533419][ T2380] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 73.555848][ T56] EXT4-fs (loop5): Block reservation details [ 73.567936][ T46] EXT4-fs (loop4): i_reserved_data_blocks=1 executing program executing program executing program executing program executing program executing program [ 73.594013][ T56] EXT4-fs (loop5): i_reserved_data_blocks=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 73.984282][ T11] ---[ end trace 0000000000000000 ]--- [ 73.999189][ T11] RIP: 0010:ext4_do_writepages+0x29d6/0x36e0 [ 74.009058][ T11] Code: 00 fc ff df 44 89 6c 24 24 48 c1 ea 03 80 3c 02 00 0f 84 91 e6 ff ff 48 8b 3c 24 e8 34 7b aa ff e9 83 e6 ff ff e8 1a 78 5c ff <0f> 0b e8 13 78 5c ff 48 8b 84 24 c0 00 00 00 48 8d 78 40 48 89 f8 executing program executing program executing program executing program executing program executing program [ 74.092384][ T11] RSP: 0018:ffffc90000107398 EFLAGS: 00010293 [ 74.109135][ T11] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 executing program executing program [ 74.135841][ T11] RDX: ffff888012243a80 RSI: ffffffff8224d8e6 RDI: 0000000000000007 [ 74.155090][ T11] RBP: ffff888075c38a58 R08: 0000000000000007 R09: 0000000000000000 executing program executing program executing program executing program executing program executing program [ 74.186292][ T11] R10: 0000000000000001 R11: 0000000000000000 R12: ffffc90000107598 [ 74.217580][ T11] R13: 0000000000000001 R14: ffff888075c38cb8 R15: 00000000000000a4 executing program executing program executing program executing program executing program [ 74.254197][ T11] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 74.293109][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 executing program [ 74.319021][ T11] CR2: 00007f4e0c2fd000 CR3: 00000000783ff000 CR4: 0000000000350ef0 [ 74.348763][ T11] Kernel panic - not syncing: Fatal exception [ 74.355561][ T11] Kernel Offset: disabled [ 74.359898][ T11] Rebooting in 86400 seconds..