Warning: Permanently added '10.128.10.35' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program syzkaller login: [ 74.069750][ T5828] loop0: detected capacity change from 0 to 2048 [ 74.085669][ T5835] loop4: detected capacity change from 0 to 2048 [ 74.091934][ T5836] loop3: detected capacity change from 0 to 2048 [ 74.098890][ T5829] loop2: detected capacity change from 0 to 2048 [ 74.103373][ T5832] loop1: detected capacity change from 0 to 2048 [ 74.142043][ T5828] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.149983][ T5829] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.157012][ T5835] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.183552][ T5836] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.198785][ T5829] EXT4-fs error (device loop2): ext4_xattr_ibody_find:2240: inode #12: comm syz-executor285: corrupted in-inode xattr: e_name out of bounds [ 74.198890][ T5828] EXT4-fs error (device loop0): ext4_xattr_ibody_find:2240: inode #12: comm syz-executor285: corrupted in-inode xattr: e_name out of bounds [ 74.231087][ T5832] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.238332][ T5829] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1220: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 74.270155][ T5835] EXT4-fs error (device loop4): ext4_xattr_ibody_find:2240: inode #12: comm syz-executor285: corrupted in-inode xattr: e_name out of bounds [ 74.286220][ T5836] EXT4-fs error (device loop3): ext4_xattr_ibody_find:2240: inode #12: comm syz-executor285: corrupted in-inode xattr: e_name out of bounds [ 74.303536][ T5828] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1220: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters executing program executing program [ 74.329967][ T5835] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1220: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 74.332655][ T5836] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1220: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 74.401434][ T5851] ------------[ cut here ]------------ [ 74.407109][ T5851] kernel BUG at fs/ext4/extents.c:4487! [ 74.411934][ T5852] ------------[ cut here ]------------ [ 74.413639][ T5832] EXT4-fs error (device loop1): ext4_xattr_ibody_find:2240: inode #12: comm syz-executor285: corrupted in-inode xattr: e_name out of bounds [ 74.418137][ T5852] kernel BUG at fs/ext4/extents.c:4487! [ 74.439315][ T5851] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 74.446311][ T5851] CPU: 0 UID: 0 PID: 5851 Comm: syz-executor285 Not tainted 6.14.0-syzkaller #0 [ 74.455358][ T5851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 74.465455][ T5851] RIP: 0010:ext4_alloc_file_blocks+0xeb5/0xec0 [ 74.471664][ T5851] Code: b0 ff e9 86 f3 ff ff 44 89 e9 80 e1 07 fe c1 38 c1 0f 8c d3 f3 ff ff 4c 89 ef e8 96 16 b0 ff e9 c6 f3 ff ff e8 6c 5e 4b ff 90 <0f> 0b e8 14 ac 8a 09 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 [ 74.491285][ T5851] RSP: 0018:ffffc9000409fae0 EFLAGS: 00010293 [ 74.497357][ T5851] RAX: ffffffff82768104 RBX: 0000000000000000 RCX: ffff888034465a00 [ 74.505324][ T5851] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.513287][ T5851] RBP: ffffc9000409fca0 R08: ffffffff827673ea R09: 1ffff1100f07400a [ 74.521256][ T5851] R10: dffffc0000000000 R11: ffffed100f07400b R12: ffff8880783a02b0 [ 74.529241][ T5851] R13: 0000000000000003 R14: 0000000000000011 R15: 0000004210000000 [ 74.537208][ T5851] FS: 00007f6218e926c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 74.546146][ T5851] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.552724][ T5851] CR2: 000055db3ed07680 CR3: 000000007c366000 CR4: 00000000003526f0 [ 74.560717][ T5851] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.568701][ T5851] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.576666][ T5851] Call Trace: [ 74.579939][ T5851] [ 74.582865][ T5851] ? __die_body+0x5f/0xb0 [ 74.587212][ T5851] ? die+0x9e/0xc0 [ 74.590937][ T5851] ? do_trap+0x15a/0x3a0 [ 74.595186][ T5851] ? ext4_alloc_file_blocks+0xeb5/0xec0 [ 74.600736][ T5851] ? do_error_trap+0x1dc/0x2c0 [ 74.605506][ T5851] ? ext4_alloc_file_blocks+0xeb5/0xec0 [ 74.611058][ T5851] ? __pfx_do_error_trap+0x10/0x10 [ 74.616166][ T5851] ? report_bug+0x3e8/0x500 [ 74.620684][ T5851] ? handle_invalid_op+0x34/0x40 [ 74.625618][ T5851] ? ext4_alloc_file_blocks+0xeb5/0xec0 [ 74.631164][ T5851] ? exc_invalid_op+0x38/0x50 [ 74.635836][ T5851] ? asm_exc_invalid_op+0x1a/0x20 [ 74.640865][ T5851] ? ext4_alloc_file_blocks+0x19a/0xec0 [ 74.646415][ T5851] ? ext4_alloc_file_blocks+0xeb4/0xec0 [ 74.651969][ T5851] ? ext4_alloc_file_blocks+0xeb5/0xec0 [ 74.657519][ T5851] ? inode_maybe_inc_iversion+0x23d/0x290 [ 74.663236][ T5851] ? ext4_journal_check_start+0x175/0x250 [ 74.668951][ T5851] ? __ext4_journal_start_sb+0x290/0x600 [ 74.674585][ T5851] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 74.680484][ T5851] ? mnt_put_write_access_file+0xbf/0x100 [ 74.686224][ T5851] ? file_modified_flags+0x449/0x4e0 [ 74.691507][ T5851] ext4_zero_range+0x48a/0xd70 [ 74.696276][ T5851] ext4_fallocate+0x54a/0x1ea0 [ 74.701063][ T5851] ? __pfx_ext4_fallocate+0x10/0x10 [ 74.706271][ T5851] vfs_fallocate+0x623/0x7a0 [ 74.710866][ T5851] ? __pfx_vfs_fallocate+0x10/0x10 [ 74.715981][ T5851] __x64_sys_fallocate+0xbc/0x110 [ 74.721026][ T5851] do_syscall_64+0xf3/0x230 [ 74.725533][ T5851] ? clear_bhb_loop+0x35/0x90 [ 74.730215][ T5851] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.736108][ T5851] RIP: 0033:0x7f6218efc939 [ 74.740529][ T5851] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 74.760127][ T5851] RSP: 002b:00007f6218e92218 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 74.768537][ T5851] RAX: ffffffffffffffda RBX: 00007f6218f836d8 RCX: 00007f6218efc939 [ 74.776502][ T5851] RDX: 0000000000000002 RSI: 0000000000000010 RDI: 0000000000000004 [ 74.784484][ T5851] RBP: 00007f6218f836d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.792451][ T5851] R10: 0000000000007fff R11: 0000000000000246 R12: 00007f6218f5089c [ 74.800423][ T5851] R13: 0000200000001000 R14: 0000200000000000 R15: 0000200000000f80 [ 74.808396][ T5851] [ 74.811422][ T5851] Modules linked in: [ 74.815373][ T5852] Oops: invalid opcode: 0000 [#2] PREEMPT SMP KASAN PTI [ 74.815660][ T5851] ---[ end trace 0000000000000000 ]--- [ 74.822329][ T5852] CPU: 1 UID: 0 PID: 5852 Comm: syz-executor285 Tainted: G D 6.14.0-syzkaller #0 [ 74.822357][ T5852] Tainted: [D]=DIE [ 74.842038][ T5852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 74.852106][ T5852] RIP: 0010:ext4_alloc_file_blocks+0xeb5/0xec0 [ 74.858317][ T5852] Code: b0 ff e9 86 f3 ff ff 44 89 e9 80 e1 07 fe c1 38 c1 0f 8c d3 f3 ff ff 4c 89 ef e8 96 16 b0 ff e9 c6 f3 ff ff e8 6c 5e 4b ff 90 <0f> 0b e8 14 ac 8a 09 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 [ 74.877931][ T5852] RSP: 0018:ffffc900040afae0 EFLAGS: 00010293 [ 74.884005][ T5852] RAX: ffffffff82768104 RBX: 0000000000000000 RCX: ffff88807bc49e00 [ 74.891978][ T5852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.899953][ T5852] RBP: ffffc900040afca0 R08: ffffffff827673ea R09: 1ffff1100e6884fe [ 74.907927][ T5852] R10: dffffc0000000000 R11: ffffed100e6884ff R12: ffff888073442a50 [ 74.915913][ T5852] R13: 0000000000000003 R14: 0000000000000011 R15: 0000004210000000 [ 74.923901][ T5852] FS: 00007f6218e926c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 74.932847][ T5852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.939440][ T5852] CR2: 00007f6218f4ff18 CR3: 000000007c388000 CR4: 00000000003526f0 [ 74.947423][ T5852] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.955397][ T5852] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.963379][ T5852] Call Trace: [ 74.966660][ T5852] [ 74.969596][ T5852] ? __die_body+0x5f/0xb0 [ 74.973946][ T5852] ? die+0x9e/0xc0 [ 74.977675][ T5852] ? do_trap+0x15a/0x3a0 [ 74.981923][ T5852] ? ext4_alloc_file_blocks+0xeb5/0xec0 [ 74.987484][ T5852] ? do_error_trap+0x1dc/0x2c0 [ 74.992254][ T5852] ? ext4_alloc_file_blocks+0xeb5/0xec0 [ 74.997812][ T5852] ? __pfx_do_error_trap+0x10/0x10 [ 75.002934][ T5852] ? report_bug+0x3e8/0x500 [ 75.007455][ T5852] ? handle_invalid_op+0x34/0x40 [ 75.012411][ T5852] ? ext4_alloc_file_blocks+0xeb5/0xec0 [ 75.017982][ T5852] ? exc_invalid_op+0x38/0x50 [ 75.022669][ T5852] ? asm_exc_invalid_op+0x1a/0x20 [ 75.027719][ T5852] ? ext4_alloc_file_blocks+0x19a/0xec0 [ 75.033291][ T5852] ? ext4_alloc_file_blocks+0xeb4/0xec0 [ 75.038864][ T5852] ? ext4_alloc_file_blocks+0xeb5/0xec0 [ 75.044424][ T5852] ? inode_maybe_inc_iversion+0x23d/0x290 [ 75.050150][ T5852] ? ext4_journal_check_start+0x175/0x250 [ 75.055880][ T5852] ? __ext4_journal_start_sb+0x290/0x600 [ 75.061525][ T5852] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 75.067431][ T5852] ? mnt_put_write_access_file+0xbf/0x100 [ 75.073158][ T5852] ? file_modified_flags+0x449/0x4e0 [ 75.078456][ T5852] ext4_zero_range+0x48a/0xd70 [ 75.083239][ T5852] ext4_fallocate+0x54a/0x1ea0 [ 75.088017][ T5852] ? __pfx_ext4_fallocate+0x10/0x10 [ 75.093226][ T5852] vfs_fallocate+0x623/0x7a0 [ 75.097830][ T5852] ? __pfx_vfs_fallocate+0x10/0x10 [ 75.102969][ T5852] __x64_sys_fallocate+0xbc/0x110 [ 75.108004][ T5852] do_syscall_64+0xf3/0x230 [ 75.112528][ T5852] ? clear_bhb_loop+0x35/0x90 [ 75.117241][ T5852] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.123167][ T5852] RIP: 0033:0x7f6218efc939 [ 75.127600][ T5852] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 75.147219][ T5852] RSP: 002b:00007f6218e92218 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 75.155652][ T5852] RAX: ffffffffffffffda RBX: 00007f6218f836d8 RCX: 00007f6218efc939 [ 75.163626][ T5852] RDX: 0000000000000002 RSI: 0000000000000010 RDI: 0000000000000004 [ 75.171600][ T5852] RBP: 00007f6218f836d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.179574][ T5852] R10: 0000000000007fff R11: 0000000000000246 R12: 00007f6218f5089c [ 75.187553][ T5852] R13: 0000200000001000 R14: 0000200000000000 R15: 0000200000000f80 [ 75.195543][ T5852] [ 75.198564][ T5852] Modules linked in: executing program executing program [ 75.202936][ T5852] ---[ end trace 0000000000000000 ]--- [ 75.204913][ T5851] RIP: 0010:ext4_alloc_file_blocks+0xeb5/0xec0 [ 75.215890][ T5851] Code: b0 ff e9 86 f3 ff ff 44 89 e9 80 e1 07 fe c1 38 c1 0f 8c d3 f3 ff ff 4c 89 ef e8 96 16 b0 ff e9 c6 f3 ff ff e8 6c 5e 4b ff 90 <0f> 0b e8 14 ac 8a 09 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 [ 75.217910][ T5852] RIP: 0010:ext4_alloc_file_blocks+0xeb5/0xec0 [ 75.239234][ T5851] RSP: 0018:ffffc9000409fae0 EFLAGS: 00010293 [ 75.249224][ T5851] RAX: ffffffff82768104 RBX: 0000000000000000 RCX: ffff888034465a00 [ 75.257241][ T5851] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 75.266806][ T5832] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1220: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 75.282276][ T5851] RBP: ffffc9000409fca0 R08: ffffffff827673ea R09: 1ffff1100f07400a executing program executing program [ 75.288354][ T5852] Code: b0 ff e9 86 f3 ff ff 44 89 e9 80 e1 07 fe c1 38 c1 0f 8c d3 f3 ff ff 4c 89 ef e8 96 16 b0 ff e9 c6 f3 ff ff e8 6c 5e 4b ff 90 <0f> 0b e8 14 ac 8a 09 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 [ 75.310947][ T5852] RSP: 0018:ffffc9000409fae0 EFLAGS: 00010293 [ 75.316634][ T5851] R10: dffffc0000000000 R11: ffffed100f07400b R12: ffff8880783a02b0 [ 75.317720][ T5852] RAX: ffffffff82768104 RBX: 0000000000000000 RCX: ffff888034465a00 [ 75.326693][ T5851] R13: 0000000000000003 R14: 0000000000000011 R15: 0000004210000000 [ 75.344569][ T5852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 executing program [ 75.353152][ T5852] RBP: ffffc9000409fca0 R08: ffffffff827673ea R09: 1ffff1100f07400a [ 75.362884][ T5852] R10: dffffc0000000000 R11: ffffed100f07400b R12: ffff8880783a02b0 [ 75.371387][ T5851] FS: 00007f6218e926c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 75.390630][ T5852] R13: 0000000000000003 R14: 0000000000000011 R15: 0000004210000000 [ 75.393273][ T5851] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 executing program executing program [ 75.405937][ T5852] FS: 00007f6218e926c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 75.408189][ T5851] CR2: 00007f6210aff000 CR3: 000000007c366000 CR4: 00000000003526f0 [ 75.420110][ T5852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.443628][ T5851] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 executing program [ 75.454170][ T5851] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.456598][ T5852] CR2: 00007f6218f4ff18 CR3: 000000007c388000 CR4: 00000000003526f0 [ 75.470587][ T5852] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.479451][ T5851] Kernel panic - not syncing: Fatal exception [ 75.485864][ T5851] Kernel Offset: disabled [ 75.490242][ T5851] Rebooting in 86400 seconds..