Warning: Permanently added '10.128.0.37' (ED25519) to the list of known hosts. 2025/11/21 13:24:16 ignoring optional flag "type"="gce" 2025/11/21 13:24:16 parsed 1 programs [ 39.368400][ T30] kauditd_printk_skb: 18 callbacks suppressed [ 39.368414][ T30] audit: type=1400 audit(1763731456.474:92): avc: denied { unlink } for pid=327 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2025/11/21 13:24:16 executed programs: 0 [ 39.445270][ T327] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 39.490142][ T334] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.497447][ T334] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.505110][ T334] device bridge_slave_0 entered promiscuous mode [ 39.512692][ T334] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.519857][ T334] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.527575][ T334] device bridge_slave_1 entered promiscuous mode [ 39.564696][ T334] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.572534][ T334] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.580119][ T334] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.587556][ T334] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.603355][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.610687][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.618882][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.626755][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.636513][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.645146][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.652480][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.661166][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.669649][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.676748][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.687561][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.696908][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.710099][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.721158][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.729574][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.737628][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.745798][ T334] device veth0_vlan entered promiscuous mode [ 39.755198][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.764486][ T334] device veth1_macvtap entered promiscuous mode [ 39.773373][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.783460][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.808042][ T345] loop0: detected capacity change from 0 to 512 [ 39.816258][ T30] audit: type=1400 audit(1763731456.914:93): avc: denied { mounton } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/0/file1" dev="sda1" ino=2035 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 39.853017][ T345] EXT4-fs (loop0): 1 orphan inode deleted [ 39.859221][ T345] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 39.870677][ T30] audit: type=1400 audit(1763731456.974:94): avc: denied { mount } for pid=344 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 39.870696][ T345] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/0/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 39.912873][ T30] audit: type=1400 audit(1763731457.014:95): avc: denied { write } for pid=344 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 39.935032][ T30] audit: type=1400 audit(1763731457.014:96): avc: denied { add_name } for pid=344 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 39.956422][ T30] audit: type=1400 audit(1763731457.014:97): avc: denied { create } for pid=344 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 39.956477][ T8] ================================================================== [ 39.977477][ T30] audit: type=1400 audit(1763731457.014:98): avc: denied { read write open } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/0/file1/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 39.985379][ T8] BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20 [ 40.014111][ T30] audit: type=1400 audit(1763731457.014:99): avc: denied { map } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/0/file1/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 40.021244][ T8] Read of size 4 at addr ffff888124402064 by task kworker/u4:0/8 [ 40.021258][ T8] [ 40.021274][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 40.048447][ T30] audit: type=1400 audit(1763731457.014:100): avc: denied { execute } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/0/file1/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 40.055881][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 40.058289][ T30] audit: type=1400 audit(1763731457.014:101): avc: denied { mounton } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/0/file1/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 40.065517][ T8] Workqueue: writeback wb_workfn (flush-7:0) [ 40.136539][ T8] Call Trace: [ 40.140000][ T8] [ 40.142933][ T8] __dump_stack+0x21/0x30 [ 40.147448][ T8] dump_stack_lvl+0xee/0x150 [ 40.152163][ T8] ? show_regs_print_info+0x20/0x20 [ 40.157713][ T8] ? load_image+0x3a0/0x3a0 [ 40.162452][ T8] print_address_description+0x7f/0x2c0 [ 40.168212][ T8] ? ext4_find_extent+0xbeb/0xe20 [ 40.173373][ T8] kasan_report+0xf1/0x140 [ 40.177777][ T8] ? __read_extent_tree_block+0x1e8/0x790 [ 40.183648][ T8] ? ext4_find_extent+0xbeb/0xe20 [ 40.188738][ T8] __asan_report_load4_noabort+0x14/0x20 [ 40.194347][ T8] ext4_find_extent+0xbeb/0xe20 [ 40.199173][ T8] ext4_ext_map_blocks+0x1db/0x6270 [ 40.204551][ T8] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 40.210360][ T8] ? __stack_depot_save+0x442/0x480 [ 40.215543][ T8] ? __kasan_slab_alloc+0xcf/0xf0 [ 40.220549][ T8] ? __kasan_slab_alloc+0xbd/0xf0 [ 40.225739][ T8] ? slab_post_alloc_hook+0x4f/0x2b0 [ 40.231193][ T8] ? kmem_cache_alloc+0xf7/0x260 [ 40.236287][ T8] ? ext4_alloc_io_end_vec+0x2a/0x160 [ 40.241722][ T8] ? ext4_writepages+0xec8/0x2f90 [ 40.246985][ T8] ? do_writepages+0x48a/0x6c0 [ 40.251741][ T8] ? wb_workfn+0x38f/0xe20 [ 40.256360][ T8] ? process_one_work+0x6be/0xba0 [ 40.261365][ T8] ? worker_thread+0xa59/0x1200 [ 40.266304][ T8] ? ext4_ext_release+0x10/0x10 [ 40.271273][ T8] ? ext4_es_lookup_extent+0x54c/0x900 [ 40.276719][ T8] ext4_map_blocks+0x97b/0x1b20 [ 40.281574][ T8] ? slab_post_alloc_hook+0x6d/0x2b0 [ 40.287117][ T8] ? should_failslab+0x9/0x20 [ 40.292046][ T8] ? ext4_issue_zeroout+0x250/0x250 [ 40.297851][ T8] ? ext4_inode_journal_mode+0x19a/0x480 [ 40.303573][ T8] ext4_writepages+0x11e7/0x2f90 [ 40.308599][ T8] ? process_one_work+0x6be/0xba0 [ 40.313616][ T8] ? worker_thread+0xa59/0x1200 [ 40.318786][ T8] ? ext4_readpage+0x220/0x220 [ 40.323536][ T8] ? slab_post_alloc_hook+0x6d/0x2b0 [ 40.329016][ T8] ? should_failslab+0x9/0x20 [ 40.333684][ T8] ? avc_alloc_node+0x8f/0x4c0 [ 40.338451][ T8] ? kmem_cache_alloc+0xf7/0x260 [ 40.343383][ T8] ? xas_load+0x2ea/0x300 [ 40.347884][ T8] ? ext4_readpage+0x220/0x220 [ 40.352872][ T8] do_writepages+0x48a/0x6c0 [ 40.357453][ T8] ? __msecs_to_jiffies+0x1e/0x50 [ 40.362631][ T8] ? update_group_capacity+0xd7/0xa40 [ 40.368086][ T8] ? __writepage+0x130/0x130 [ 40.372657][ T8] ? sched_balance_newidle+0xcc0/0xcc0 [ 40.378210][ T8] ? __kasan_check_write+0x14/0x20 [ 40.383486][ T8] ? _raw_spin_lock+0x8e/0xe0 [ 40.388163][ T8] __writeback_single_inode+0xd5/0x9c0 [ 40.393639][ T8] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 40.399731][ T8] writeback_sb_inodes+0x9c0/0x1590 [ 40.404924][ T8] ? queue_io+0x4c0/0x4c0 [ 40.409268][ T8] ? __kasan_check_read+0x11/0x20 [ 40.414285][ T8] ? queue_io+0x382/0x4c0 [ 40.418702][ T8] wb_writeback+0x3f1/0x980 [ 40.423370][ T8] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 40.429418][ T8] ? set_worker_desc+0x155/0x1c0 [ 40.434377][ T8] ? kvm_sched_clock_read+0x18/0x40 [ 40.439831][ T8] ? __kasan_check_write+0x14/0x20 [ 40.445100][ T8] ? sched_balance_newidle+0x8c0/0xcc0 [ 40.450541][ T8] wb_workfn+0x38f/0xe20 [ 40.454937][ T8] ? inode_wait_for_writeback+0x200/0x200 [ 40.460634][ T8] ? compat_start_thread+0x20/0x20 [ 40.465723][ T8] ? kvm_sched_clock_read+0x18/0x40 [ 40.470896][ T8] ? _raw_spin_unlock+0x4d/0x70 [ 40.475724][ T8] ? finish_task_switch+0x16b/0x780 [ 40.481000][ T8] ? __switch_to_asm+0x3a/0x60 [ 40.485846][ T8] ? __schedule+0xb76/0x14c0 [ 40.490601][ T8] process_one_work+0x6be/0xba0 [ 40.495571][ T8] worker_thread+0xa59/0x1200 [ 40.500536][ T8] kthread+0x411/0x500 [ 40.504766][ T8] ? worker_clr_flags+0x190/0x190 [ 40.509777][ T8] ? kthread_blkcg+0xd0/0xd0 [ 40.514342][ T8] ret_from_fork+0x1f/0x30 [ 40.518835][ T8] [ 40.521847][ T8] [ 40.524147][ T8] The buggy address belongs to the page: [ 40.530127][ T8] page:ffffea0004910080 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x124402 [ 40.540360][ T8] flags: 0x4000000000000000(zone=1) [ 40.545548][ T8] raw: 4000000000000000 ffffea0004910088 ffffea0004910088 0000000000000000 [ 40.554352][ T8] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 40.563451][ T8] page dumped because: kasan: bad access detected [ 40.570205][ T8] page_owner info is not present (never set?) [ 40.576680][ T8] [ 40.578989][ T8] Memory state around the buggy address: [ 40.584890][ T8] ffff888124401f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 40.593332][ T8] ffff888124401f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 40.601918][ T8] >ffff888124402000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 40.610135][ T8] ^ [ 40.617576][ T8] ffff888124402080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 40.625959][ T8] ffff888124402100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 40.634260][ T8] ================================================================== [ 40.642388][ T8] Disabling lock debugging due to kernel taint [ 40.651093][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 40.663747][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 40.663747][ T8] [ 40.673637][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 40.679731][ T8] EXT4-fs (loop0): Free/Dirty block details [ 40.685820][ T8] EXT4-fs (loop0): free_blocks=37 [ 40.690979][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 40.696010][ T8] EXT4-fs (loop0): Block reservation details [ 40.702195][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 40.708766][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 40.723390][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 40.735029][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 40.745066][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #18: comm kworker/u4:0: mark_inode_dirty error [ 40.756875][ T8] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:0: Invalid block bitmap block 0 in block_group 0 [ 40.771037][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 40.785326][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 40.797266][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 40.807280][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #18: comm kworker/u4:0: mark_inode_dirty error [ 40.819750][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 2 with max blocks 1 with error 117 [ 40.832157][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 40.832157][ T8] [ 40.936363][ T351] loop0: detected capacity change from 0 to 512 [ 40.950766][ T351] EXT4-fs (loop0): 1 orphan inode deleted [ 40.956939][ T351] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 40.968521][ T351] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/1/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 40.991903][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 41.004196][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.004196][ T10] [ 41.014047][ T10] EXT4-fs (loop0): Total free blocks count 0 [ 41.020164][ T10] EXT4-fs (loop0): Free/Dirty block details [ 41.026057][ T10] EXT4-fs (loop0): free_blocks=37 [ 41.031380][ T10] EXT4-fs (loop0): dirty_blocks=0 [ 41.036398][ T10] EXT4-fs (loop0): Block reservation details [ 41.042561][ T10] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 41.049373][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 41.063709][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 41.075373][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 41.085524][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 41.097353][ T10] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:1: Invalid block bitmap block 0 in block_group 0 [ 41.111613][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 41.126140][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 41.137707][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 41.147655][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 41.159594][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 41.171977][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.171977][ T10] [ 41.255429][ T356] loop0: detected capacity change from 0 to 512 [ 41.269562][ T356] EXT4-fs (loop0): 1 orphan inode deleted [ 41.275304][ T356] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 41.286417][ T356] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/2/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 41.313561][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 41.325947][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.325947][ T8] [ 41.336072][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 41.342567][ T8] EXT4-fs (loop0): Free/Dirty block details [ 41.348984][ T8] EXT4-fs (loop0): free_blocks=37 [ 41.354107][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 41.359221][ T8] EXT4-fs (loop0): Block reservation details [ 41.365388][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 41.371580][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 41.386067][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 41.397550][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 41.407306][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 41.419273][ T8] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:0: Invalid block bitmap block 0 in block_group 0 [ 41.433322][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 41.448293][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 41.460113][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 41.469917][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 41.481612][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 41.494032][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.494032][ T8] [ 41.576109][ T360] loop0: detected capacity change from 0 to 512 [ 41.589364][ T360] EXT4-fs (loop0): 1 orphan inode deleted [ 41.595351][ T360] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 41.606811][ T360] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/3/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 41.629808][ T8] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 35398923679908: comm kworker/u4:0: lblock 0 mapped to illegal pblock 35398923679908 (length 1) [ 41.646727][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 41.659154][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.659154][ T8] [ 41.669235][ T8] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 35398923679910: comm kworker/u4:0: lblock 2 mapped to illegal pblock 35398923679910 (length 1) [ 41.686709][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 41.699547][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.699547][ T8] [ 41.814668][ T364] loop0: detected capacity change from 0 to 512 [ 41.840114][ T364] EXT4-fs (loop0): 1 orphan inode deleted [ 41.846688][ T364] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 41.858066][ T364] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/4/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 41.886253][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 41.898636][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.898636][ T8] [ 41.908733][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 41.914972][ T8] EXT4-fs (loop0): Free/Dirty block details [ 41.921230][ T8] EXT4-fs (loop0): free_blocks=37 [ 41.926436][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 41.931870][ T8] EXT4-fs (loop0): Block reservation details [ 41.938094][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 41.944537][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 41.960267][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 41.972502][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 41.982716][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 41.994864][ T8] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:0: Invalid block bitmap block 0 in block_group 0 [ 42.009433][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 42.024254][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 42.036136][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 42.046424][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 42.058877][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 42.071684][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.071684][ T8] [ 42.175598][ T368] loop0: detected capacity change from 0 to 512 [ 42.189562][ T368] EXT4-fs (loop0): 1 orphan inode deleted [ 42.195695][ T368] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 42.207128][ T368] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/5/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 42.230552][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 42.245374][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 42.256927][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 42.266880][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 42.279048][ T10] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:1: Invalid block bitmap block 0 in block_group 0 [ 42.292926][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 42.307532][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 42.319286][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 42.329300][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 42.341242][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 42.353724][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.353724][ T10] [ 42.364035][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 42.380166][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 28 [ 42.392571][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.392571][ T8] [ 42.402308][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 42.408722][ T8] EXT4-fs (loop0): Free/Dirty block details [ 42.414597][ T8] EXT4-fs (loop0): free_blocks=19 [ 42.419905][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 42.424974][ T8] EXT4-fs (loop0): Block reservation details [ 42.430998][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 42.495418][ T372] loop0: detected capacity change from 0 to 512 [ 42.510092][ T372] EXT4-fs (loop0): 1 orphan inode deleted [ 42.516048][ T372] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 42.527196][ T372] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/6/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 42.557084][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 42.569633][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.569633][ T8] [ 42.579763][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 42.585929][ T8] EXT4-fs (loop0): Free/Dirty block details [ 42.591957][ T8] EXT4-fs (loop0): free_blocks=37 [ 42.597106][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 42.602265][ T8] EXT4-fs (loop0): Block reservation details [ 42.608273][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 42.614704][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 42.629330][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 42.641254][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 42.651092][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 42.662906][ T8] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:0: Invalid block bitmap block 0 in block_group 0 [ 42.676949][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 42.691399][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 42.702913][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 42.713668][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 42.725534][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 42.738133][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.738133][ T8] [ 42.854590][ T376] loop0: detected capacity change from 0 to 512 [ 42.869614][ T376] EXT4-fs (loop0): 1 orphan inode deleted [ 42.875878][ T376] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 42.887625][ T376] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/7/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 42.912650][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 42.927375][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 42.940055][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 42.950300][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #18: comm kworker/u4:0: mark_inode_dirty error [ 42.962196][ T8] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:0: Invalid block bitmap block 0 in block_group 0 [ 42.976293][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 42.991414][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 43.003069][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 43.013107][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #18: comm kworker/u4:0: mark_inode_dirty error [ 43.025237][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 43.037942][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.037942][ T8] [ 43.047923][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 43.064420][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 2 with max blocks 1 with error 28 [ 43.076768][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.076768][ T10] [ 43.086557][ T10] EXT4-fs (loop0): Total free blocks count 0 [ 43.092746][ T10] EXT4-fs (loop0): Free/Dirty block details [ 43.098942][ T10] EXT4-fs (loop0): free_blocks=19 [ 43.104378][ T10] EXT4-fs (loop0): dirty_blocks=0 [ 43.109842][ T10] EXT4-fs (loop0): Block reservation details [ 43.115819][ T10] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 43.175768][ T380] loop0: detected capacity change from 0 to 512 [ 43.189669][ T380] EXT4-fs (loop0): 1 orphan inode deleted [ 43.195551][ T380] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 43.207128][ T380] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/8/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 43.234608][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 43.247706][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.247706][ T352] [ 43.257911][ T352] EXT4-fs (loop0): Total free blocks count 0 [ 43.263903][ T352] EXT4-fs (loop0): Free/Dirty block details [ 43.270057][ T352] EXT4-fs (loop0): free_blocks=37 [ 43.275266][ T352] EXT4-fs (loop0): dirty_blocks=0 [ 43.280338][ T352] EXT4-fs (loop0): Block reservation details [ 43.286307][ T352] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 43.292442][ T10] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 164259390253842: comm kworker/u4:1: lblock 2 mapped to illegal pblock 164259390253842 (length 1) [ 43.309591][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 43.322303][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.322303][ T10] [ 43.454532][ T384] loop0: detected capacity change from 0 to 512 [ 43.469542][ T384] EXT4-fs (loop0): 1 orphan inode deleted [ 43.475502][ T384] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 43.486756][ T384] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/9/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 43.510351][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 43.522819][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.522819][ T10] [ 43.532583][ T10] EXT4-fs (loop0): Total free blocks count 0 [ 43.539317][ T10] EXT4-fs (loop0): Free/Dirty block details [ 43.545318][ T10] EXT4-fs (loop0): free_blocks=37 [ 43.550451][ T10] EXT4-fs (loop0): dirty_blocks=0 [ 43.555602][ T10] EXT4-fs (loop0): Block reservation details [ 43.561883][ T10] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 43.568732][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 43.584003][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 43.595890][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 43.605895][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 43.618073][ T10] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:1: Invalid block bitmap block 0 in block_group 0 [ 43.632388][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 43.647003][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 43.659352][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 43.669357][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 43.681113][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 43.693529][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.693529][ T10] [ 43.856842][ T388] loop0: detected capacity change from 0 to 512 [ 43.869973][ T388] EXT4-fs (loop0): 1 orphan inode deleted [ 43.876091][ T388] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 43.888280][ T388] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/10/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 43.914337][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 43.926967][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.926967][ T10] [ 43.937858][ T10] EXT4-fs (loop0): Total free blocks count 0 [ 43.944414][ T10] EXT4-fs (loop0): Free/Dirty block details [ 43.950755][ T10] EXT4-fs (loop0): free_blocks=37 [ 43.955963][ T10] EXT4-fs (loop0): dirty_blocks=0 [ 43.961711][ T10] EXT4-fs (loop0): Block reservation details [ 43.967691][ T10] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 43.974361][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 43.989787][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 44.001523][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 44.011346][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #18: comm kworker/u4:1: mark_inode_dirty error [ 44.023433][ T10] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:1: Invalid block bitmap block 0 in block_group 0 [ 44.037343][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 44.052104][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 44.063858][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 44.074105][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #18: comm kworker/u4:1: mark_inode_dirty error [ 44.086024][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 2 with max blocks 1 with error 117 [ 44.098788][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.098788][ T10] [ 44.170881][ T392] loop0: detected capacity change from 0 to 512 [ 44.189987][ T392] EXT4-fs (loop0): 1 orphan inode deleted [ 44.197427][ T392] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 44.209051][ T392] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/11/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 44.243406][ T10] EXT4-fs error (device loop0): ext4_ext_split:1074: inode #16: comm kworker/u4:1: p_ext > EXT_MAX_EXTENT! [ 44.256462][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 44.271857][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.271857][ T10] [ 44.282327][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 44.297362][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 44.309355][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 44.319389][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 44.332063][ T10] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:1: Invalid block bitmap block 0 in block_group 0 [ 44.347005][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 44.362516][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 44.374847][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 44.385072][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 44.397605][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 44.410242][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.410242][ T10] [ 44.498058][ T396] loop0: detected capacity change from 0 to 512 [ 44.511809][ T396] EXT4-fs (loop0): 1 orphan inode deleted [ 44.518470][ T396] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. 2025/11/21 13:24:21 executed programs: 13 [ 44.532086][ T396] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/12/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 44.560070][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 44.573851][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.573851][ T8] [ 44.584046][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 44.590142][ T8] EXT4-fs (loop0): Free/Dirty block details [ 44.596049][ T8] EXT4-fs (loop0): free_blocks=37 [ 44.601256][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 44.606422][ T8] EXT4-fs (loop0): Block reservation details [ 44.613123][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 44.619542][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 44.634413][ T8] __quota_error: 32 callbacks suppressed [ 44.634426][ T8] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 44.649544][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 44.662217][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 44.672088][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 44.684069][ T8] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:0: Invalid block bitmap block 0 in block_group 0 [ 44.698496][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 44.713608][ T8] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 44.721892][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 44.733778][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 44.744913][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 44.757405][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 44.769819][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.769819][ T8] [ 44.876376][ T400] loop0: detected capacity change from 0 to 512 [ 44.890311][ T400] EXT4-fs (loop0): 1 orphan inode deleted [ 44.896395][ T400] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 44.907785][ T400] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/13/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 44.937501][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 44.950769][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.950769][ T8] [ 44.961138][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 44.967578][ T8] EXT4-fs (loop0): Free/Dirty block details [ 44.974584][ T8] EXT4-fs (loop0): free_blocks=37 [ 44.979888][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 44.985185][ T8] EXT4-fs (loop0): Block reservation details [ 44.991622][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 44.997987][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 45.013159][ T8] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 45.021750][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 45.033391][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 45.043413][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #18: comm kworker/u4:0: mark_inode_dirty error [ 45.056752][ T8] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:0: Invalid block bitmap block 0 in block_group 0 [ 45.070997][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 45.085403][ T8] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 45.093500][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 45.105467][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 45.115791][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #18: comm kworker/u4:0: mark_inode_dirty error [ 45.128688][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 2 with max blocks 1 with error 117 [ 45.141374][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.141374][ T8] [ 45.206512][ T404] loop0: detected capacity change from 0 to 512 [ 45.219665][ T404] EXT4-fs (loop0): 1 orphan inode deleted [ 45.225493][ T404] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 45.236681][ T404] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/14/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 45.264947][ T10] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: comm kworker/u4:1: lblock 0 mapped to illegal pblock 0 (length 1) [ 45.279634][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 45.293187][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.293187][ T10] [ 45.303749][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 45.318710][ T10] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 45.327176][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 45.339736][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 45.350156][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 45.362680][ T10] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:1: Invalid block bitmap block 0 in block_group 0 [ 45.376779][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 45.391782][ T10] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 45.400213][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 45.412216][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 45.421837][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 45.434342][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 45.447171][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.447171][ T10] [ 45.536033][ T408] loop0: detected capacity change from 0 to 512 [ 45.550081][ T408] EXT4-fs (loop0): 1 orphan inode deleted [ 45.556046][ T408] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 45.567861][ T408] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/15/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 45.591561][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 45.604071][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.604071][ T10] [ 45.613921][ T10] EXT4-fs (loop0): Total free blocks count 0 [ 45.620300][ T10] EXT4-fs (loop0): Free/Dirty block details [ 45.626265][ T10] EXT4-fs (loop0): free_blocks=37 [ 45.631452][ T10] EXT4-fs (loop0): dirty_blocks=0 [ 45.636478][ T10] EXT4-fs (loop0): Block reservation details [ 45.642921][ T10] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 45.649045][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 45.664297][ T10] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 45.672722][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 45.684177][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 45.694037][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 45.706342][ T10] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:1: Invalid block bitmap block 0 in block_group 0 [ 45.720884][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 45.735490][ T10] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 45.743871][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 45.755570][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 45.765896][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 45.778330][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 45.792733][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.792733][ T10] [ 45.894290][ T412] loop0: detected capacity change from 0 to 512 [ 45.909769][ T412] EXT4-fs (loop0): 1 orphan inode deleted [ 45.915815][ T412] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 45.927156][ T412] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/16/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 45.954893][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 45.967312][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.967312][ T352] [ 45.977246][ T352] EXT4-fs (loop0): Total free blocks count 0 [ 45.983254][ T352] EXT4-fs (loop0): Free/Dirty block details [ 45.989253][ T352] EXT4-fs (loop0): free_blocks=37 [ 45.994353][ T352] EXT4-fs (loop0): dirty_blocks=0 [ 45.999660][ T352] EXT4-fs (loop0): Block reservation details [ 46.005903][ T352] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 46.012255][ T352] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:3: lblock 0 mapped to illegal pblock 9 (length 1) [ 46.027097][ T352] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 46.035867][ T352] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:3: Failed to commit dquot type 0 [ 46.047460][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 46.057238][ T352] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:3: mark_inode_dirty error [ 46.069159][ T352] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:3: Invalid block bitmap block 0 in block_group 0 [ 46.083219][ T352] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:3: lblock 0 mapped to illegal pblock 9 (length 1) [ 46.098012][ T352] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 46.106251][ T352] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:3: Failed to commit dquot type 0 [ 46.118085][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 46.127794][ T352] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:3: mark_inode_dirty error [ 46.140850][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 46.153918][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.153918][ T352] [ 46.206686][ T416] loop0: detected capacity change from 0 to 512 [ 46.219756][ T416] EXT4-fs (loop0): 1 orphan inode deleted [ 46.225863][ T416] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 46.237694][ T416] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/17/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 46.262914][ T10] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 906238099456: comm kworker/u4:1: lblock 0 mapped to illegal pblock 906238099456 (length 1) [ 46.279911][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 46.293019][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.293019][ T10] [ 46.303016][ T10] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 906238099458: comm kworker/u4:1: lblock 2 mapped to illegal pblock 906238099458 (length 1) [ 46.320822][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 46.333373][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.333373][ T10] [ 46.495372][ T420] loop0: detected capacity change from 0 to 512 [ 46.509488][ T420] EXT4-fs (loop0): 1 orphan inode deleted [ 46.515337][ T420] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 46.526665][ T420] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/18/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 46.550474][ T352] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: comm kworker/u4:3: lblock 0 mapped to illegal pblock 0 (length 1) [ 46.565646][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 46.578833][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.578833][ T352] [ 46.589419][ T352] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 2: comm kworker/u4:3: lblock 2 mapped to illegal pblock 2 (length 1) [ 46.604173][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 46.616945][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.616945][ T352] [ 46.695012][ T424] loop0: detected capacity change from 0 to 512 [ 46.709882][ T424] EXT4-fs (loop0): 1 orphan inode deleted [ 46.715917][ T424] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 46.727207][ T424] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/19/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 46.755746][ T10] EXT4-fs error (device loop0): ext4_ext_split:1074: inode #16: comm kworker/u4:1: p_ext > EXT_MAX_EXTENT! [ 46.767798][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 46.780580][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.780580][ T10] [ 46.791594][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 46.806081][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 46.817562][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 46.827249][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 46.839544][ T10] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:1: Invalid block bitmap block 0 in block_group 0 [ 46.853891][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 46.868346][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 46.879943][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 46.889706][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 46.901822][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 46.914990][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.914990][ T10] [ 47.005494][ T428] loop0: detected capacity change from 0 to 512 [ 47.019958][ T428] EXT4-fs (loop0): 1 orphan inode deleted [ 47.025886][ T428] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 47.037296][ T428] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/20/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 47.060586][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 47.073382][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.073382][ T8] [ 47.083779][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 47.090305][ T8] EXT4-fs (loop0): Free/Dirty block details [ 47.096287][ T8] EXT4-fs (loop0): free_blocks=37 [ 47.101689][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 47.106904][ T8] EXT4-fs (loop0): Block reservation details [ 47.113562][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 47.119855][ T8] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 1262720385026: comm kworker/u4:0: lblock 2 mapped to illegal pblock 1262720385026 (length 1) [ 47.136715][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 47.149544][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.149544][ T8] [ 47.235653][ T432] loop0: detected capacity change from 0 to 512 [ 47.249934][ T432] EXT4-fs (loop0): 1 orphan inode deleted [ 47.255913][ T432] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 47.267055][ T432] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/21/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 47.291837][ T352] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: comm kworker/u4:3: lblock 0 mapped to illegal pblock 0 (length 1) [ 47.305984][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 47.318583][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.318583][ T352] [ 47.328603][ T352] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 2: comm kworker/u4:3: lblock 2 mapped to illegal pblock 2 (length 1) [ 47.343466][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 47.356425][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.356425][ T352] [ 47.495091][ T436] loop0: detected capacity change from 0 to 512 [ 47.509678][ T436] EXT4-fs (loop0): 1 orphan inode deleted [ 47.515439][ T436] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 47.527053][ T436] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/22/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 47.556618][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 47.570242][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.570242][ T352] [ 47.580662][ T352] EXT4-fs (loop0): Total free blocks count 0 [ 47.586913][ T352] EXT4-fs (loop0): Free/Dirty block details [ 47.592832][ T352] EXT4-fs (loop0): free_blocks=37 [ 47.597900][ T352] EXT4-fs (loop0): dirty_blocks=0 [ 47.603000][ T352] EXT4-fs (loop0): Block reservation details [ 47.608981][ T352] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 47.615229][ T352] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:3: lblock 0 mapped to illegal pblock 9 (length 1) [ 47.629924][ T352] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:3: Failed to commit dquot type 0 [ 47.641292][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 47.650965][ T352] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:3: mark_inode_dirty error [ 47.663144][ T352] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:3: Invalid block bitmap block 0 in block_group 0 [ 47.677594][ T352] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:3: lblock 0 mapped to illegal pblock 9 (length 1) [ 47.692249][ T352] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:3: Failed to commit dquot type 0 [ 47.704179][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 47.713985][ T352] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:3: mark_inode_dirty error [ 47.725961][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 47.738591][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.738591][ T352] [ 47.814393][ T440] loop0: detected capacity change from 0 to 512 [ 47.829784][ T440] EXT4-fs (loop0): 1 orphan inode deleted [ 47.835810][ T440] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 47.846975][ T440] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/23/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 47.874207][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 47.886963][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.886963][ T352] [ 47.896781][ T352] EXT4-fs (loop0): Total free blocks count 0 [ 47.903670][ T352] EXT4-fs (loop0): Free/Dirty block details [ 47.909657][ T352] EXT4-fs (loop0): free_blocks=37 [ 47.914729][ T352] EXT4-fs (loop0): dirty_blocks=0 [ 47.921444][ T352] EXT4-fs (loop0): Block reservation details [ 47.927501][ T352] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 47.933962][ T352] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:3: lblock 0 mapped to illegal pblock 9 (length 1) [ 47.949114][ T352] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:3: Failed to commit dquot type 0 [ 47.961616][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 47.971720][ T352] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:3: mark_inode_dirty error [ 47.983866][ T352] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:3: Invalid block bitmap block 0 in block_group 0 [ 47.998378][ T352] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:3: lblock 0 mapped to illegal pblock 9 (length 1) [ 48.012987][ T352] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:3: Failed to commit dquot type 0 [ 48.025046][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 48.035503][ T352] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:3: mark_inode_dirty error [ 48.047279][ T352] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 48.060193][ T352] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.060193][ T352] [ 48.135698][ T444] loop0: detected capacity change from 0 to 512 [ 48.149826][ T444] EXT4-fs (loop0): 1 orphan inode deleted [ 48.156368][ T444] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 48.168602][ T444] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/24/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 48.193094][ T8] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: comm kworker/u4:0: lblock 0 mapped to illegal pblock 0 (length 1) [ 48.207176][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 48.219542][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.219542][ T8] [ 48.229970][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 48.244696][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 48.256630][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 48.267604][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 48.279826][ T8] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:0: Invalid block bitmap block 0 in block_group 0 [ 48.294310][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 48.309100][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 48.320820][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 48.330432][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 48.342168][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 48.355163][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.355163][ T8] [ 48.454487][ T448] loop0: detected capacity change from 0 to 512 [ 48.470025][ T448] EXT4-fs (loop0): 1 orphan inode deleted [ 48.476096][ T448] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 48.487152][ T448] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/25/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 48.509621][ T10] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: comm kworker/u4:1: lblock 0 mapped to illegal pblock 0 (length 1) [ 48.524010][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 48.536485][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.536485][ T10] [ 48.546555][ T8] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 2: comm kworker/u4:0: lblock 2 mapped to illegal pblock 2 (length 1) [ 48.562355][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 48.575163][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.575163][ T8] [ 48.695049][ T452] loop0: detected capacity change from 0 to 512 [ 48.709950][ T452] EXT4-fs (loop0): 1 orphan inode deleted [ 48.715690][ T452] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 48.726985][ T452] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/26/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 48.752717][ T10] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 906238099456: comm kworker/u4:1: lblock 0 mapped to illegal pblock 906238099456 (length 1) [ 48.769607][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 48.782400][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.782400][ T10] [ 48.792486][ T10] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 906238099458: comm kworker/u4:1: lblock 2 mapped to illegal pblock 906238099458 (length 1) [ 48.810001][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 48.822630][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.822630][ T10] [ 48.894677][ T456] loop0: detected capacity change from 0 to 512 [ 48.910313][ T456] EXT4-fs (loop0): 1 orphan inode deleted [ 48.916603][ T456] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 48.927918][ T456] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/27/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 48.956938][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 48.970606][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.970606][ T10] [ 48.980731][ T10] EXT4-fs (loop0): Total free blocks count 0 [ 48.986871][ T10] EXT4-fs (loop0): Free/Dirty block details [ 48.992987][ T10] EXT4-fs (loop0): free_blocks=37 [ 48.998386][ T10] EXT4-fs (loop0): dirty_blocks=0 [ 49.003673][ T10] EXT4-fs (loop0): Block reservation details [ 49.009934][ T10] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 49.016078][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 49.031071][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 49.043001][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 49.053124][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 49.066898][ T10] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:1: Invalid block bitmap block 0 in block_group 0 [ 49.081326][ T10] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:1: lblock 0 mapped to illegal pblock 9 (length 1) [ 49.096288][ T10] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:1: Failed to commit dquot type 0 [ 49.107957][ T10] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 49.117679][ T10] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:1: mark_inode_dirty error [ 49.129366][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 49.142045][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 49.142045][ T10] [ 49.246048][ T460] loop0: detected capacity change from 0 to 512 [ 49.262883][ T460] EXT4-fs (loop0): 1 orphan inode deleted [ 49.270048][ T460] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 49.282089][ T460] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/28/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 49.309176][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 49.321920][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 49.321920][ T10] [ 49.332519][ T10] EXT4-fs (loop0): Total free blocks count 0 [ 49.338759][ T10] EXT4-fs (loop0): Free/Dirty block details [ 49.344895][ T10] EXT4-fs (loop0): free_blocks=37 [ 49.350036][ T10] EXT4-fs (loop0): dirty_blocks=0 [ 49.355155][ T10] EXT4-fs (loop0): Block reservation details [ 49.361447][ T10] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 49.368272][ T10] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: block 2: comm kworker/u4:1: lblock 2 mapped to illegal pblock 2 (length 1) [ 49.383729][ T10] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 49.396424][ T10] EXT4-fs (loop0): This should not happen!! Data will be lost [ 49.396424][ T10] [ 49.496002][ T464] loop0: detected capacity change from 0 to 512 [ 49.520108][ T464] EXT4-fs (loop0): 1 orphan inode deleted [ 49.526460][ T464] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. 2025/11/21 13:24:26 executed programs: 30 [ 49.538170][ T464] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/29/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 49.562233][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 28 [ 49.575520][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 49.575520][ T8] [ 49.585734][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 49.592100][ T8] EXT4-fs (loop0): Free/Dirty block details [ 49.598195][ T8] EXT4-fs (loop0): free_blocks=37 [ 49.603247][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 49.608346][ T8] EXT4-fs (loop0): Block reservation details [ 49.614613][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 49.620862][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 49.635606][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 49.647074][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 49.656871][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 49.669166][ T8] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm kworker/u4:0: Invalid block bitmap block 0 in block_group 0 [ 49.683536][ T8] EXT4-fs error (device loop0): ext4_map_blocks:630: inode #3: block 9: comm kworker/u4:0: lblock 0 mapped to illegal pblock 9 (length 1) [ 49.698374][ T8] __quota_error: 11 callbacks suppressed [ 49.698387][ T8] Quota error (device loop0): qtree_write_dquot: dquota write failed [ 49.712668][ T8] EXT4-fs error (device loop0): ext4_write_dquot:6180: comm kworker/u4:0: Failed to commit dquot type 0 [ 49.724746][ T8] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5881: Corrupt filesystem [ 49.734890][ T8] EXT4-fs error (device loop0): ext4_dirty_inode:6085: inode #16: comm kworker/u4:0: mark_inode_dirty error [ 49.746734][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 2 with max blocks 1 with error 117 [ 49.759441][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 49.759441][ T8] [ 49.934205][ T468] loop0: detected capacity change from 0 to 512 [ 49.949834][ T468] EXT4-fs (loop0): 1 orphan inode deleted [ 49.955749][ T468] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 49.967700][ T468] ext4 filesystem being mounted at /root/syzkaller-testdir2969629518/syzkaller.7uJ0mw/30/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 49.994675][ T8] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #16: comm kworker/u4:0: lblock 0 mapped to illegal pblock 0 (length 1) [ 50.009278][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 16 at logical offset 0 with max blocks 1 with error 117 [ 50.021951][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 50.021951][ T8]