Warning: Permanently added '10.128.1.153' (ED25519) to the list of known hosts. executing program syzkaller login: [ 57.886846][ T4162] loop0: detected capacity change from 0 to 32768 [ 57.943220][ T4162] [ 57.943220][ T4162] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 57.943220][ T4162] [ 57.966365][ T4162] ERROR: (device loop0): diWrite: ixpxd invalid [ 57.966365][ T4162] [ 57.975927][ T4162] ERROR: (device loop0): remounting filesystem as read-only [ 57.983546][ T4162] ERROR: (device loop0): txCommit: [ 57.983546][ T4162] [ 57.992340][ T4162] BUG: Bad page state in process syz-executor252 pfn:778b5 [ 57.999728][ T4162] page:ffffea0001de2d40 refcount:0 mapcount:0 mapping:0000000000000000 index:0x2f pfn:0x778b5 [ 58.010083][ T4162] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 58.019685][ T4162] raw: 00fff00000002006 ffffea0001de2d88 ffffc900011df980 0000000000000000 [ 58.028346][ T4162] raw: 000000000000002f ffff8880256ffe88 00000000ffffffff 0000000000000000 [ 58.036997][ T4162] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 58.044345][ T4162] page_owner tracks the page as allocated [ 58.050066][ T4162] page last allocated via order 0, migratetype Unmovable, gfp_mask 0xc40(GFP_NOFS), pid 4162, ts 57964648443, free_ts 52179619123 [ 58.063505][ T4162] get_page_from_freelist+0x1b77/0x1c60 [ 58.069075][ T4162] __alloc_pages+0x1e1/0x470 [ 58.073862][ T4162] __page_cache_alloc+0xd2/0x3f0 [ 58.078814][ T4162] pagecache_get_page+0x986/0xef0 [ 58.083909][ T4162] __get_metapage+0x282/0x1060 [ 58.088699][ T4162] diNewExt+0x9eb/0x2cb0 [ 58.092983][ T4162] diAllocAG+0xde9/0x1c20 [ 58.097361][ T4162] diAlloc+0x1c9/0x1910 [ 58.101570][ T4162] ialloc+0x89/0x940 [ 58.105572][ T4162] jfs_mkdir+0x190/0xa70 [ 58.109809][ T4162] vfs_mkdir+0x387/0x570 [ 58.114147][ T4162] do_mkdirat+0x1d7/0x5a0 [ 58.118489][ T4162] __x64_sys_mkdir+0x6a/0x80 [ 58.123175][ T4162] do_syscall_64+0x4c/0xa0 [ 58.127621][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.133607][ T4162] page last free stack trace: [ 58.138291][ T4162] free_unref_page_prepare+0x637/0x6c0 [ 58.143835][ T4162] free_unref_page+0x94/0x280 [ 58.148534][ T4162] pipe_read+0x678/0x1210 [ 58.152918][ T4162] vfs_read+0x725/0xcf0 [ 58.157208][ T4162] ksys_read+0x14d/0x250 [ 58.161514][ T4162] do_syscall_64+0x4c/0xa0 [ 58.165983][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.171965][ T4162] Modules linked in: [ 58.175889][ T4162] CPU: 1 PID: 4162 Comm: syz-executor252 Not tainted 5.15.181-syzkaller #0 [ 58.184504][ T4162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 58.194585][ T4162] Call Trace: [ 58.197864][ T4162] [ 58.200788][ T4162] dump_stack_lvl+0x168/0x230 [ 58.205468][ T4162] ? show_regs_print_info+0x20/0x20 [ 58.210688][ T4162] ? clockevents_increase_min_delta+0x130/0x130 [ 58.216931][ T4162] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 58.222920][ T4162] bad_page+0x14b/0x170 [ 58.227066][ T4162] free_unref_page_prepare+0x383/0x6c0 [ 58.232532][ T4162] free_unref_page_list+0x122/0x7e0 [ 58.237755][ T4162] ? free_unref_page_commit+0x4c0/0x4c0 [ 58.243295][ T4162] ? uncharge_page+0x246/0x490 [ 58.248055][ T4162] release_pages+0x184b/0x1bb0 [ 58.252826][ T4162] ? lru_cache_disable+0x30/0x30 [ 58.257787][ T4162] __pagevec_release+0x6d/0xe0 [ 58.262554][ T4162] truncate_inode_pages_range+0x2f3/0xef0 [ 58.268278][ T4162] ? invalidate_inode_page+0x360/0x360 [ 58.273736][ T4162] ? parse_options+0xc55/0xe10 [ 58.278508][ T4162] ? jfs_fill_super+0xaf0/0xaf0 [ 58.283360][ T4162] ? shrink_dentry_list+0x66a/0x680 [ 58.288554][ T4162] ? sync_filesystem+0x103/0x220 [ 58.293491][ T4162] jfs_remount+0x337/0x5a0 [ 58.298007][ T4162] ? jfs_statfs+0x550/0x550 [ 58.302514][ T4162] ? __might_sleep+0xf0/0xf0 [ 58.307103][ T4162] ? preempt_count_add+0x8d/0x190 [ 58.312125][ T4162] ? hook_sb_remount+0x19/0xc0 [ 58.316898][ T4162] ? bpf_lsm_sb_remount+0x5/0x10 [ 58.321849][ T4162] reconfigure_super+0x219/0x880 [ 58.326794][ T4162] vfs_fsconfig_locked+0x18d/0x3f0 [ 58.331901][ T4162] __se_sys_fsconfig+0x61b/0x750 [ 58.336923][ T4162] ? __x64_sys_fsconfig+0xc0/0xc0 [ 58.341958][ T4162] ? vtime_user_exit+0x2dc/0x400 [ 58.346898][ T4162] ? lockdep_hardirqs_on+0x94/0x140 [ 58.352089][ T4162] ? __x64_sys_fsconfig+0x1c/0xc0 [ 58.357107][ T4162] do_syscall_64+0x4c/0xa0 [ 58.361514][ T4162] ? clear_bhb_loop+0x15/0x70 [ 58.366182][ T4162] ? clear_bhb_loop+0x15/0x70 [ 58.370849][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.376743][ T4162] RIP: 0033:0x7f6d121b0799 [ 58.381153][ T4162] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 58.400753][ T4162] RSP: 002b:00007ffd1ea43848 EFLAGS: 00000246 ORIG_RAX: 00000000000001af [ 58.409162][ T4162] RAX: ffffffffffffffda RBX: 00007ffd1ea43850 RCX: 00007f6d121b0799 [ 58.417139][ T4162] RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000005 [ 58.425225][ T4162] RBP: 00007f6d1222a5f0 R08: 0000000000000000 R09: 6c616b7a79732f2e [ 58.433202][ T4162] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 58.441171][ T4162] R13: 00007ffd1ea43a28 R14: 0000000000000001 R15: 0000000000000001 [ 58.449281][ T4162] [ 58.452448][ T4162] Disabling lock debugging due to kernel taint [ 58.458611][ T4162] BUG: Bad page state in process syz-executor252 pfn:778b6 [ 58.465982][ T4162] page:ffffea0001de2d80 refcount:0 mapcount:0 mapping:0000000000000000 index:0x2e pfn:0x778b6 [ 58.476265][ T4162] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 58.485840][ T4162] raw: 00fff00000002006 ffffea0001de2dc8 ffffc900011df980 0000000000000000 [ 58.494463][ T4162] raw: 000000000000002e ffff8880256ffd90 00000000ffffffff 0000000000000000 [ 58.503062][ T4162] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 58.510341][ T4162] page_owner tracks the page as allocated [ 58.516114][ T4162] page last allocated via order 0, migratetype Unmovable, gfp_mask 0xc40(GFP_NOFS), pid 4162, ts 57964607638, free_ts 52179629250 [ 58.529872][ T4162] get_page_from_freelist+0x1b77/0x1c60 [ 58.535463][ T4162] __alloc_pages+0x1e1/0x470 [ 58.540077][ T4162] __page_cache_alloc+0xd2/0x3f0 [ 58.545403][ T4162] pagecache_get_page+0x986/0xef0 [ 58.550439][ T4162] __get_metapage+0x282/0x1060 [ 58.555385][ T4162] diNewExt+0x9eb/0x2cb0 [ 58.559621][ T4162] diAllocAG+0xde9/0x1c20 [ 58.564003][ T4162] diAlloc+0x1c9/0x1910 [ 58.568252][ T4162] ialloc+0x89/0x940 [ 58.572201][ T4162] jfs_mkdir+0x190/0xa70 [ 58.576482][ T4162] vfs_mkdir+0x387/0x570 [ 58.580757][ T4162] do_mkdirat+0x1d7/0x5a0 [ 58.585123][ T4162] __x64_sys_mkdir+0x6a/0x80 [ 58.589711][ T4162] do_syscall_64+0x4c/0xa0 [ 58.594197][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.600103][ T4162] page last free stack trace: [ 58.604801][ T4162] free_unref_page_prepare+0x637/0x6c0 [ 58.610278][ T4162] free_unref_page+0x94/0x280 [ 58.614998][ T4162] pipe_read+0x678/0x1210 [ 58.619358][ T4162] vfs_read+0x725/0xcf0 [ 58.623568][ T4162] ksys_read+0x14d/0x250 [ 58.627816][ T4162] do_syscall_64+0x4c/0xa0 [ 58.632274][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.638184][ T4162] Modules linked in: [ 58.642103][ T4162] CPU: 1 PID: 4162 Comm: syz-executor252 Tainted: G B 5.15.181-syzkaller #0 [ 58.652082][ T4162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 58.662214][ T4162] Call Trace: [ 58.665506][ T4162] [ 58.668424][ T4162] dump_stack_lvl+0x168/0x230 [ 58.673096][ T4162] ? show_regs_print_info+0x20/0x20 [ 58.678288][ T4162] ? clockevents_increase_min_delta+0x130/0x130 [ 58.684514][ T4162] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 58.690592][ T4162] bad_page+0x14b/0x170 [ 58.694740][ T4162] free_unref_page_prepare+0x383/0x6c0 [ 58.700207][ T4162] free_unref_page_list+0x122/0x7e0 [ 58.705408][ T4162] ? free_unref_page_commit+0x4c0/0x4c0 [ 58.710947][ T4162] ? uncharge_page+0x246/0x490 [ 58.715707][ T4162] release_pages+0x184b/0x1bb0 [ 58.720467][ T4162] ? lru_cache_disable+0x30/0x30 [ 58.725434][ T4162] __pagevec_release+0x6d/0xe0 [ 58.730188][ T4162] truncate_inode_pages_range+0x2f3/0xef0 [ 58.735902][ T4162] ? invalidate_inode_page+0x360/0x360 [ 58.741351][ T4162] ? parse_options+0xc55/0xe10 [ 58.746232][ T4162] ? jfs_fill_super+0xaf0/0xaf0 [ 58.751075][ T4162] ? shrink_dentry_list+0x66a/0x680 [ 58.756268][ T4162] ? sync_filesystem+0x103/0x220 [ 58.761198][ T4162] jfs_remount+0x337/0x5a0 [ 58.765715][ T4162] ? jfs_statfs+0x550/0x550 [ 58.770206][ T4162] ? __might_sleep+0xf0/0xf0 [ 58.774781][ T4162] ? preempt_count_add+0x8d/0x190 [ 58.779799][ T4162] ? hook_sb_remount+0x19/0xc0 [ 58.784591][ T4162] ? bpf_lsm_sb_remount+0x5/0x10 [ 58.789517][ T4162] reconfigure_super+0x219/0x880 [ 58.794464][ T4162] vfs_fsconfig_locked+0x18d/0x3f0 [ 58.799563][ T4162] __se_sys_fsconfig+0x61b/0x750 [ 58.804488][ T4162] ? __x64_sys_fsconfig+0xc0/0xc0 [ 58.809506][ T4162] ? vtime_user_exit+0x2dc/0x400 [ 58.814432][ T4162] ? lockdep_hardirqs_on+0x94/0x140 [ 58.819632][ T4162] ? __x64_sys_fsconfig+0x1c/0xc0 [ 58.824643][ T4162] do_syscall_64+0x4c/0xa0 [ 58.829048][ T4162] ? clear_bhb_loop+0x15/0x70 [ 58.834542][ T4162] ? clear_bhb_loop+0x15/0x70 [ 58.839242][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.845143][ T4162] RIP: 0033:0x7f6d121b0799 [ 58.849559][ T4162] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 58.869175][ T4162] RSP: 002b:00007ffd1ea43848 EFLAGS: 00000246 ORIG_RAX: 00000000000001af [ 58.877588][ T4162] RAX: ffffffffffffffda RBX: 00007ffd1ea43850 RCX: 00007f6d121b0799 [ 58.885675][ T4162] RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000005 [ 58.893638][ T4162] RBP: 00007f6d1222a5f0 R08: 0000000000000000 R09: 6c616b7a79732f2e [ 58.901596][ T4162] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 58.909578][ T4162] R13: 00007ffd1ea43a28 R14: 0000000000000001 R15: 0000000000000001 [ 58.917542][ T4162] [ 58.920771][ T4162] BUG: Bad page state in process syz-executor252 pfn:778b7 [ 58.928072][ T4162] page:ffffea0001de2dc0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x2d pfn:0x778b7 [ 58.938379][ T4162] flags: 0xfff00000002006(referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 58.948081][ T4162] raw: 00fff00000002006 ffffea0001de3a88 ffffc900011df980 0000000000000000 [ 58.956921][ T4162] raw: 000000000000002d ffff8880256ffc98 00000000ffffffff 0000000000000000 [ 58.965572][ T4162] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 58.972890][ T4162] page_owner tracks the page as allocated [ 58.978622][ T4162] page last allocated via order 0, migratetype Unmovable, gfp_mask 0xc40(GFP_NOFS), pid 4162, ts 57964562903, free_ts 52179639576 [ 58.992068][ T4162] get_page_from_freelist+0x1b77/0x1c60 [ 58.997637][ T4162] __alloc_pages+0x1e1/0x470 [ 59.002460][ T4162] __page_cache_alloc+0xd2/0x3f0 [ 59.007416][ T4162] pagecache_get_page+0x986/0xef0 [ 59.012510][ T4162] __get_metapage+0x282/0x1060 [ 59.017290][ T4162] diNewExt+0x9eb/0x2cb0 [ 59.021573][ T4162] diAllocAG+0xde9/0x1c20 [ 59.025911][ T4162] diAlloc+0x1c9/0x1910 [ 59.030056][ T4162] ialloc+0x89/0x940 [ 59.034002][ T4162] jfs_mkdir+0x190/0xa70 [ 59.038249][ T4162] vfs_mkdir+0x387/0x570 [ 59.042519][ T4162] do_mkdirat+0x1d7/0x5a0 [ 59.046858][ T4162] __x64_sys_mkdir+0x6a/0x80 [ 59.051500][ T4162] do_syscall_64+0x4c/0xa0 [ 59.055922][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 59.061855][ T4162] page last free stack trace: [ 59.066530][ T4162] free_unref_page_prepare+0x637/0x6c0 [ 59.072062][ T4162] free_unref_page+0x94/0x280 [ 59.076820][ T4162] pipe_read+0x678/0x1210 [ 59.081224][ T4162] vfs_read+0x725/0xcf0 [ 59.085396][ T4162] ksys_read+0x14d/0x250 [ 59.089986][ T4162] do_syscall_64+0x4c/0xa0 [ 59.094520][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 59.100440][ T4162] Modules linked in: [ 59.104395][ T4162] CPU: 1 PID: 4162 Comm: syz-executor252 Tainted: G B 5.15.181-syzkaller #0 [ 59.114528][ T4162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 59.124592][ T4162] Call Trace: [ 59.127882][ T4162] [ 59.130802][ T4162] dump_stack_lvl+0x168/0x230 [ 59.135481][ T4162] ? show_regs_print_info+0x20/0x20 [ 59.140670][ T4162] ? clockevents_increase_min_delta+0x130/0x130 [ 59.146907][ T4162] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 59.152891][ T4162] bad_page+0x14b/0x170 [ 59.157051][ T4162] free_unref_page_prepare+0x383/0x6c0 [ 59.162510][ T4162] free_unref_page_list+0x122/0x7e0 [ 59.167745][ T4162] ? free_unref_page_commit+0x4c0/0x4c0 [ 59.173302][ T4162] ? uncharge_page+0x246/0x490 [ 59.178087][ T4162] release_pages+0x184b/0x1bb0 [ 59.182972][ T4162] ? lru_cache_disable+0x30/0x30 [ 59.187932][ T4162] __pagevec_release+0x6d/0xe0 [ 59.192706][ T4162] truncate_inode_pages_range+0x2f3/0xef0 [ 59.198443][ T4162] ? invalidate_inode_page+0x360/0x360 [ 59.203939][ T4162] ? parse_options+0xc55/0xe10 [ 59.208703][ T4162] ? jfs_fill_super+0xaf0/0xaf0 [ 59.213736][ T4162] ? shrink_dentry_list+0x66a/0x680 [ 59.218977][ T4162] ? sync_filesystem+0x103/0x220 [ 59.223936][ T4162] jfs_remount+0x337/0x5a0 [ 59.228350][ T4162] ? jfs_statfs+0x550/0x550 [ 59.232856][ T4162] ? __might_sleep+0xf0/0xf0 [ 59.237442][ T4162] ? preempt_count_add+0x8d/0x190 [ 59.242460][ T4162] ? hook_sb_remount+0x19/0xc0 [ 59.247223][ T4162] ? bpf_lsm_sb_remount+0x5/0x10 [ 59.252179][ T4162] reconfigure_super+0x219/0x880 [ 59.257124][ T4162] vfs_fsconfig_locked+0x18d/0x3f0 [ 59.262228][ T4162] __se_sys_fsconfig+0x61b/0x750 [ 59.267159][ T4162] ? __x64_sys_fsconfig+0xc0/0xc0 [ 59.272186][ T4162] ? vtime_user_exit+0x2dc/0x400 [ 59.277295][ T4162] ? lockdep_hardirqs_on+0x94/0x140 [ 59.282496][ T4162] ? __x64_sys_fsconfig+0x1c/0xc0 [ 59.287546][ T4162] do_syscall_64+0x4c/0xa0 [ 59.291998][ T4162] ? clear_bhb_loop+0x15/0x70 [ 59.296677][ T4162] ? clear_bhb_loop+0x15/0x70 [ 59.301351][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 59.307245][ T4162] RIP: 0033:0x7f6d121b0799 [ 59.311656][ T4162] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 59.331341][ T4162] RSP: 002b:00007ffd1ea43848 EFLAGS: 00000246 ORIG_RAX: 00000000000001af [ 59.339752][ T4162] RAX: ffffffffffffffda RBX: 00007ffd1ea43850 RCX: 00007f6d121b0799 [ 59.347712][ T4162] RDX