Warning: Permanently added '10.128.1.216' (ED25519) to the list of known hosts. 2025/11/04 03:20:36 ignoring optional flag "type"="gce" 2025/11/04 03:20:37 parsed 1 programs 2025/11/04 03:20:37 executed programs: 0 [ 40.310055][ T334] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.317498][ T334] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.325045][ T334] device bridge_slave_0 entered promiscuous mode [ 40.331836][ T334] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.339115][ T334] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.346466][ T334] device bridge_slave_1 entered promiscuous mode [ 40.382993][ T334] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.390157][ T334] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.397564][ T334] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.404835][ T334] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.420800][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.428228][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.435818][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.443387][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.452323][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.460930][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.468082][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.477275][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.485611][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.492723][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.503985][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.513444][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.526201][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.536983][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.545395][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.552777][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.561925][ T334] device veth0_vlan entered promiscuous mode [ 40.571590][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.581592][ T334] device veth1_macvtap entered promiscuous mode [ 40.590836][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.601503][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.636962][ T345] loop0: detected capacity change from 0 to 2048 [ 40.643948][ T30] kauditd_printk_skb: 14 callbacks suppressed [ 40.643962][ T30] audit: type=1400 audit(1762226437.443:88): avc: denied { mounton } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir449358228/syzkaller.FtJiJJ/0/bus" dev="sda1" ino=2034 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 40.657403][ T345] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 40.688983][ T345] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 40.694539][ T30] audit: type=1400 audit(1762226437.503:89): 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 [ 40.726255][ T30] audit: type=1400 audit(1762226437.513:90): avc: denied { write } for pid=344 comm="syz-executor.0" name="file0" dev="loop0" ino=12 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 40.749220][ T30] audit: type=1400 audit(1762226437.513:91): 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 [ 40.770222][ T30] audit: type=1400 audit(1762226437.513:92): 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 [ 40.793574][ T30] audit: type=1400 audit(1762226437.553:93): avc: denied { read write open } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir449358228/syzkaller.FtJiJJ/0/bus/file0/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 40.822640][ T30] audit: type=1400 audit(1762226437.553:94): avc: denied { mounton } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir449358228/syzkaller.FtJiJJ/0/bus/file0/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 40.851459][ T30] audit: type=1400 audit(1762226437.553:95): avc: denied { append } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir449358228/syzkaller.FtJiJJ/0/bus/file0/memory.current" dev="loop0" ino=19 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 40.851681][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 40.879936][ T30] audit: type=1400 audit(1762226437.573:96): avc: denied { map } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir449358228/syzkaller.FtJiJJ/0/bus/file0/memory.current" dev="loop0" ino=19 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 40.879967][ T30] audit: type=1400 audit(1762226437.633:97): avc: denied { unmount } for pid=334 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 40.942770][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 40.957994][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 40.971410][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 40.971410][ T220] [ 40.981618][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 41.055431][ T352] loop0: detected capacity change from 0 to 2048 [ 41.067411][ T352] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 41.078189][ T352] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 41.115195][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 41.128563][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 41.143411][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 41.156426][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.156426][ T220] [ 41.166866][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 41.245191][ T357] loop0: detected capacity change from 0 to 2048 [ 41.257247][ T357] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 41.268150][ T357] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 41.308955][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 41.323492][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 41.337914][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 41.351284][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.351284][ T220] [ 41.361712][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 41.434967][ T362] loop0: detected capacity change from 0 to 2048 [ 41.447926][ T362] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 41.459018][ T362] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 41.493131][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 41.506591][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 41.521211][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 41.534603][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.534603][ T45] [ 41.544639][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 41.621031][ T367] loop0: detected capacity change from 0 to 2048 [ 41.636844][ T367] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 41.647529][ T367] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 41.680502][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 41.693856][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 41.708650][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 41.721700][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.721700][ T220] [ 41.731918][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 41.798856][ T372] loop0: detected capacity change from 0 to 2048 [ 41.815539][ T372] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 41.826346][ T372] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/5/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 41.862147][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 41.875772][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 41.890467][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 41.903842][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.903842][ T220] [ 41.914006][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 42.005360][ T377] loop0: detected capacity change from 0 to 2048 [ 42.015940][ T377] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 42.026848][ T377] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/6/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 42.067796][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 42.081270][ T8] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:0: bad extent address lblock: 0, depth: 1 pblock 0 [ 42.095688][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 7 with error 117 [ 42.108237][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.108237][ T8] [ 42.118273][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 42.211533][ T382] loop0: detected capacity change from 0 to 2048 [ 42.225759][ T382] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 42.236619][ T382] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/7/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 42.276850][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 42.290173][ T8] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:0: bad extent address lblock: 0, depth: 1 pblock 0 [ 42.304836][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 11 with error 117 [ 42.317592][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.317592][ T8] [ 42.327514][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 42.402391][ T388] loop0: detected capacity change from 0 to 2048 [ 42.415668][ T388] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 42.426528][ T388] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/8/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 42.447954][ T388] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 42.461942][ T388] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 42.471809][ T388] EXT4-fs error (device loop0): ext4_truncate:4310: inode #19: comm syz-executor.0: mark_inode_dirty error [ 42.487327][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 42.500766][ T8] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:0: bad extent address lblock: 0, depth: 1 pblock 0 [ 42.515390][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 42.528403][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.528403][ T8] [ 42.538769][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 42.649042][ T393] loop0: detected capacity change from 0 to 2048 [ 42.665547][ T393] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 42.676692][ T393] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/9/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 42.712477][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 42.726215][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 42.741080][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 42.754670][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.754670][ T45] [ 42.764869][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 42.825268][ T398] loop0: detected capacity change from 0 to 2048 [ 42.847444][ T398] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 42.858812][ T398] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/10/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 42.895874][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 42.910466][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 42.925178][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 42.938275][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.938275][ T45] [ 42.948951][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 43.051257][ T403] loop0: detected capacity change from 0 to 2048 [ 43.065474][ T403] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 43.076323][ T403] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/11/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 43.113041][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 43.126526][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 43.141388][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 43.154345][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.154345][ T45] [ 43.164975][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 43.245284][ T408] loop0: detected capacity change from 0 to 2048 [ 43.255801][ T408] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 43.266697][ T408] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/12/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 43.304989][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 43.318270][ T45] ================================================================== [ 43.326421][ T45] BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20 [ 43.334144][ T45] Read of size 4 at addr ffff888121eaa078 by task kworker/u4:2/45 [ 43.342189][ T45] [ 43.344776][ T45] CPU: 1 PID: 45 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 43.352224][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 43.362701][ T45] Workqueue: writeback wb_workfn (flush-7:0) [ 43.368780][ T45] Call Trace: [ 43.372538][ T45] [ 43.375646][ T45] __dump_stack+0x21/0x30 [ 43.380148][ T45] dump_stack_lvl+0xee/0x150 [ 43.384732][ T45] ? show_regs_print_info+0x20/0x20 [ 43.390200][ T45] ? load_image+0x3a0/0x3a0 [ 43.394855][ T45] print_address_description+0x7f/0x2c0 [ 43.400461][ T45] ? ext4_find_extent+0xbeb/0xe20 [ 43.405559][ T45] kasan_report+0xf1/0x140 [ 43.409959][ T45] ? __read_extent_tree_block+0x1e8/0x790 [ 43.415855][ T45] ? ext4_find_extent+0xbeb/0xe20 [ 43.421081][ T45] __asan_report_load4_noabort+0x14/0x20 [ 43.426710][ T45] ext4_find_extent+0xbeb/0xe20 [ 43.431640][ T45] ext4_ext_map_blocks+0x1db/0x6270 [ 43.437006][ T45] ? ret_from_fork+0x1f/0x30 [ 43.441695][ T45] ? __stack_depot_save+0x34/0x480 [ 43.446815][ T45] ? __mem_cgroup_uncharge_list+0x39/0xc0 [ 43.452792][ T45] ? __kasan_slab_alloc+0xcf/0xf0 [ 43.458085][ T45] ? __kasan_slab_alloc+0xbd/0xf0 [ 43.463083][ T45] ? slab_post_alloc_hook+0x4f/0x2b0 [ 43.468523][ T45] ? kmem_cache_alloc+0xf7/0x260 [ 43.473721][ T45] ? ext4_alloc_io_end_vec+0x2a/0x160 [ 43.479153][ T45] ? ext4_writepages+0xec8/0x2f90 [ 43.484151][ T45] ? do_writepages+0x48a/0x6c0 [ 43.489081][ T45] ? wb_workfn+0x38f/0xe20 [ 43.493514][ T45] ? process_one_work+0x6be/0xba0 [ 43.498716][ T45] ? worker_thread+0xa59/0x1200 [ 43.503656][ T45] ? ext4_ext_release+0x10/0x10 [ 43.508494][ T45] ? ext4_es_lookup_extent+0x54c/0x900 [ 43.514087][ T45] ext4_map_blocks+0x97b/0x1b20 [ 43.519123][ T45] ? slab_post_alloc_hook+0x6d/0x2b0 [ 43.524571][ T45] ? should_failslab+0x9/0x20 [ 43.529439][ T45] ? ext4_issue_zeroout+0x250/0x250 [ 43.534978][ T45] ? ext4_inode_journal_mode+0x19a/0x480 [ 43.540809][ T45] ext4_writepages+0x11e7/0x2f90 [ 43.546291][ T45] ? bit_waitqueue+0x30/0x30 [ 43.551047][ T45] ? __kasan_check_read+0x11/0x20 [ 43.556080][ T45] ? ext4_handle_error+0x60b/0x7b0 [ 43.561311][ T45] ? ext4_readpage+0x220/0x220 [ 43.566138][ T45] ? __ext4_error+0x198/0x370 [ 43.570940][ T45] ? memcpy+0x56/0x70 [ 43.574968][ T45] ? ext4_itable_unused_set+0x100/0x100 [ 43.580734][ T45] ? copy_page_from_iter_atomic+0x784/0x1350 [ 43.586973][ T45] ? ext4_readpage+0x220/0x220 [ 43.592010][ T45] do_writepages+0x48a/0x6c0 [ 43.596665][ T45] ? __kasan_check_write+0x14/0x20 [ 43.601924][ T45] ? _raw_spin_lock+0x8e/0xe0 [ 43.606591][ T45] ? __writepage+0x130/0x130 [ 43.611490][ T45] ? _raw_spin_lock+0x8e/0xe0 [ 43.616275][ T45] ? __kasan_check_write+0x14/0x20 [ 43.621483][ T45] ? _raw_spin_lock+0x8e/0xe0 [ 43.626252][ T45] __writeback_single_inode+0xd5/0x9c0 [ 43.631824][ T45] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 43.638066][ T45] ? inode_add_lru+0x12f/0x190 [ 43.642826][ T45] writeback_sb_inodes+0x9c0/0x1590 [ 43.648111][ T45] ? update_load_avg+0x410/0x1110 [ 43.653120][ T45] ? queue_io+0x4c0/0x4c0 [ 43.657425][ T45] ? __kasan_check_read+0x11/0x20 [ 43.662597][ T45] ? queue_io+0x382/0x4c0 [ 43.667022][ T45] wb_writeback+0x3f1/0x980 [ 43.671524][ T45] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 43.677505][ T45] ? set_worker_desc+0x155/0x1c0 [ 43.682418][ T45] ? __kasan_check_write+0x14/0x20 [ 43.687514][ T45] ? newidle_balance+0x6a8/0xcc0 [ 43.692529][ T45] wb_workfn+0x38f/0xe20 [ 43.696750][ T45] ? inode_wait_for_writeback+0x200/0x200 [ 43.702550][ T45] ? compat_start_thread+0x20/0x20 [ 43.707659][ T45] ? kvm_sched_clock_read+0x18/0x40 [ 43.713168][ T45] ? _raw_spin_unlock+0x4d/0x70 [ 43.718106][ T45] ? finish_task_switch+0x16b/0x780 [ 43.723305][ T45] ? __switch_to_asm+0x3a/0x60 [ 43.728069][ T45] ? __schedule+0xb76/0x14c0 [ 43.732641][ T45] process_one_work+0x6be/0xba0 [ 43.737660][ T45] worker_thread+0xa59/0x1200 [ 43.742487][ T45] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 43.748136][ T45] ? __kthread_parkme+0xac/0x200 [ 43.753146][ T45] kthread+0x411/0x500 [ 43.757560][ T45] ? worker_clr_flags+0x190/0x190 [ 43.762759][ T45] ? kthread_blkcg+0xd0/0xd0 [ 43.767564][ T45] ret_from_fork+0x1f/0x30 [ 43.771997][ T45] [ 43.775175][ T45] [ 43.777495][ T45] The buggy address belongs to the page: [ 43.783110][ T45] page:ffffea000487aa80 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x121eaa [ 43.793369][ T45] flags: 0x4000000000000000(zone=1) [ 43.798770][ T45] raw: 4000000000000000 ffffea000487af48 ffffea0004878f88 0000000000000000 [ 43.807551][ T45] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 [ 43.816620][ T45] page dumped because: kasan: bad access detected [ 43.823196][ T45] page_owner tracks the page as freed [ 43.828843][ T45] page last allocated via order 0, migratetype Movable, gfp_mask 0x100cca(GFP_HIGHUSER_MOVABLE), pid 393, ts 42645825825, free_ts 42815078286 [ 43.843566][ T45] post_alloc_hook+0x192/0x1b0 [ 43.848643][ T45] prep_new_page+0x1c/0x110 [ 43.853309][ T45] get_page_from_freelist+0x2cc5/0x2d50 [ 43.858920][ T45] __alloc_pages+0x18f/0x440 [ 43.863584][ T45] shmem_alloc_and_acct_page+0x42b/0x870 [ 43.869287][ T45] shmem_getpage_gfp+0xfe5/0x2310 [ 43.874308][ T45] shmem_write_begin+0xce/0x1b0 [ 43.879165][ T45] generic_perform_write+0x2ad/0x670 [ 43.884600][ T45] __generic_file_write_iter+0x268/0x480 [ 43.890292][ T45] generic_file_write_iter+0xa9/0x1d0 [ 43.895638][ T45] vfs_write+0x802/0xf70 [ 43.899860][ T45] ksys_write+0x140/0x240 [ 43.904166][ T45] __x64_sys_write+0x7b/0x90 [ 43.908830][ T45] x64_sys_call+0x8ef/0x9a0 [ 43.913343][ T45] do_syscall_64+0x4c/0xa0 [ 43.917918][ T45] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 43.923813][ T45] page last free stack trace: [ 43.928643][ T45] free_unref_page_prepare+0x542/0x550 [ 43.934077][ T45] free_unref_page_list+0x134/0x9d0 [ 43.939260][ T45] release_pages+0xfda/0x1030 [ 43.943960][ T45] __pagevec_release+0x71/0xe0 [ 43.948876][ T45] shmem_undo_range+0x53f/0x13d0 [ 43.953884][ T45] shmem_evict_inode+0x1fd/0x9c0 [ 43.958977][ T45] evict+0x485/0x870 [ 43.963053][ T45] iput+0x635/0x7c0 [ 43.966980][ T45] dentry_unlink_inode+0x32f/0x3e0 [ 43.972161][ T45] __dentry_kill+0x44f/0x650 [ 43.976726][ T45] dentry_kill+0xc0/0x2a0 [ 43.981296][ T45] dput+0x47/0x90 [ 43.985024][ T45] __fput+0x580/0x8b0 [ 43.988978][ T45] ____fput+0x15/0x20 [ 43.993086][ T45] task_work_run+0x127/0x190 [ 43.998026][ T45] exit_to_user_mode_loop+0xd0/0xe0 [ 44.003385][ T45] [ 44.005866][ T45] Memory state around the buggy address: [ 44.011472][ T45] ffff888121ea9f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 44.019772][ T45] ffff888121ea9f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 44.028070][ T45] >ffff888121eaa000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 44.036101][ T45] ^ [ 44.044140][ T45] ffff888121eaa080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 44.052320][ T45] ffff888121eaa100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 44.060454][ T45] ================================================================== [ 44.068691][ T45] Disabling lock debugging due to kernel taint [ 44.076080][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 14 with error 28 [ 44.088564][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.088564][ T45] [ 44.098214][ T45] EXT4-fs (loop0): Total free blocks count 0 [ 44.104397][ T45] EXT4-fs (loop0): Free/Dirty block details [ 44.110454][ T45] EXT4-fs (loop0): free_blocks=32 [ 44.115745][ T45] EXT4-fs (loop0): dirty_blocks=0 [ 44.120772][ T45] EXT4-fs (loop0): Block reservation details [ 44.126985][ T45] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 44.132937][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 44.209344][ T413] loop0: detected capacity change from 0 to 2048 [ 44.226551][ T413] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.237455][ T413] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/13/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 44.257271][ T413] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 224: comm syz-executor.0: lblock 16 mapped to illegal pblock 224 (length 1) [ 44.272999][ T413] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 44.286267][ T413] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 44.296819][ T413] EXT4-fs error (device loop0): ext4_ext_truncate:4456: inode #19: comm syz-executor.0: mark_inode_dirty error [ 44.309242][ T413] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 44.322743][ T413] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 44.333067][ T413] EXT4-fs error (device loop0): ext4_truncate:4310: inode #19: comm syz-executor.0: mark_inode_dirty error [ 44.350117][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 44.363619][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 44.378398][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 44.391587][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.391587][ T45] [ 44.401690][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 44.568761][ T418] loop0: detected capacity change from 0 to 2048 [ 44.585733][ T418] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.596674][ T418] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/14/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 44.632276][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 44.645743][ T8] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:0: bad extent address lblock: 0, depth: 1 pblock 0 [ 44.660281][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 44.673022][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.673022][ T8] [ 44.683334][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 44.765534][ T423] loop0: detected capacity change from 0 to 2048 [ 44.776308][ T423] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.787396][ T423] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/15/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 44.805830][ T423] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 44.819609][ T423] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 44.829416][ T423] EXT4-fs error (device loop0): ext4_dirty_inode:6077: inode #19: comm syz-executor.0: mark_inode_dirty error [ 44.841829][ T423] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm syz-executor.0: Invalid block bitmap block 0 in block_group 0 [ 44.855940][ T423] EXT4-fs error (device loop0): ext4_mb_discard_group_preallocations:4954: comm syz-executor.0: Error -117 reading block bitmap for 0 [ 44.870036][ T423] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm syz-executor.0: Invalid block bitmap block 0 in block_group 0 [ 44.884318][ T423] EXT4-fs error (device loop0): ext4_mb_discard_group_preallocations:4954: comm syz-executor.0: Error -117 reading block bitmap for 0 [ 44.898530][ T423] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 44.911729][ T423] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 44.921435][ T423] EXT4-fs error (device loop0): ext4_dirty_inode:6077: inode #19: comm syz-executor.0: mark_inode_dirty error [ 44.941455][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 4 with error 117 [ 44.954509][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.954509][ T220] [ 45.009828][ T428] loop0: detected capacity change from 0 to 2048 [ 45.025550][ T428] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.036730][ T428] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/16/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 45.071643][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 45.084966][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 28 [ 45.097606][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.097606][ T8] [ 45.107488][ T8] EXT4-fs (loop0): Total free blocks count 0 [ 45.113820][ T8] EXT4-fs (loop0): Free/Dirty block details [ 45.120171][ T8] EXT4-fs (loop0): free_blocks=16 [ 45.125258][ T8] EXT4-fs (loop0): dirty_blocks=0 [ 45.130567][ T8] EXT4-fs (loop0): Block reservation details [ 45.136639][ T8] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 45.143052][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 45.228948][ T433] loop0: detected capacity change from 0 to 2048 [ 45.255629][ T433] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. 2025/11/04 03:20:42 executed programs: 18 [ 45.266628][ T433] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/17/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 45.302415][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 45.315892][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 45.330855][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 45.343273][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.343273][ T45] [ 45.353524][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 45.444885][ T438] loop0: detected capacity change from 0 to 2048 [ 45.455582][ T438] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.466511][ T438] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/18/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 45.501767][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 45.515498][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 45.530428][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 45.543465][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.543465][ T45] [ 45.553964][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 45.615034][ T443] loop0: detected capacity change from 0 to 2048 [ 45.625655][ T443] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.637000][ T443] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/19/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 45.683707][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 45.697060][ T45] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 192: comm kworker/u4:2: lblock 0 mapped to illegal pblock 192 (length 1) [ 45.712180][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 1 with error 117 [ 45.724752][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.724752][ T45] [ 45.734845][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 45.849342][ T448] loop0: detected capacity change from 0 to 2048 [ 45.865352][ T448] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.876495][ T448] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/20/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 45.912116][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 45.925544][ T45] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: comm kworker/u4:2: lblock 0 mapped to illegal pblock 0 (length 9) [ 45.939392][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 9 with error 117 [ 45.952036][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.952036][ T45] [ 45.961989][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 46.049316][ T453] loop0: detected capacity change from 0 to 2048 [ 46.065647][ T453] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.076741][ T453] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/21/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.112503][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 46.126029][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 46.140672][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 46.153527][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.153527][ T220] [ 46.163776][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 46.248110][ T458] loop0: detected capacity change from 0 to 2048 [ 46.265711][ T458] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.276887][ T458] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/22/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.312601][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 46.325863][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 46.340317][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 46.352867][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.352867][ T220] [ 46.363464][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 46.488799][ T463] loop0: detected capacity change from 0 to 2048 [ 46.505628][ T463] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.516762][ T463] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/23/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.555002][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 46.569637][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 46.584060][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 46.596528][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.596528][ T45] [ 46.606569][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 46.687907][ T468] loop0: detected capacity change from 0 to 2048 [ 46.705669][ T468] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.716805][ T468] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/24/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.750161][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 46.763608][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 46.778174][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 46.790860][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.790860][ T45] [ 46.800694][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 46.884693][ T473] loop0: detected capacity change from 0 to 2048 [ 46.900600][ T473] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.911365][ T473] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/25/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.930843][ T473] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 46.944585][ T473] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 46.954523][ T473] EXT4-fs error (device loop0): ext4_write_end:1359: inode #19: comm syz-executor.0: mark_inode_dirty error [ 46.970147][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 46.983418][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 46.997709][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 47.012105][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.012105][ T220] [ 47.021847][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 47.127575][ T478] loop0: detected capacity change from 0 to 2048 [ 47.145631][ T478] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 47.156942][ T478] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/26/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 47.192611][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 47.206245][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 47.220844][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 47.233469][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.233469][ T220] [ 47.243308][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 47.331623][ T483] loop0: detected capacity change from 0 to 2048 [ 47.345327][ T483] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 47.356336][ T483] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/27/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 47.392120][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 47.405619][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 47.419869][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 47.432402][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.432402][ T45] [ 47.442707][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 47.529487][ T488] loop0: detected capacity change from 0 to 2048 [ 47.545694][ T488] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 47.557010][ T488] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/28/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 47.576437][ T488] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm syz-executor.0: Invalid block bitmap block 0 in block_group 0 [ 47.591195][ T488] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 47.604733][ T488] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 47.614835][ T488] EXT4-fs error (device loop0): ext4_dirty_inode:6077: inode #19: comm syz-executor.0: mark_inode_dirty error [ 47.627243][ T488] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 47.641175][ T488] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 47.650903][ T488] EXT4-fs error (device loop0): ext4_ext_truncate:4456: inode #19: comm syz-executor.0: mark_inode_dirty error [ 47.663047][ T488] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 47.677028][ T488] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 47.686601][ T488] EXT4-fs error (device loop0): ext4_truncate:4310: inode #19: comm syz-executor.0: mark_inode_dirty error [ 47.701928][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 47.714595][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.714595][ T45] [ 47.779386][ T493] loop0: detected capacity change from 0 to 2048 [ 47.795614][ T493] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 47.806939][ T493] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/29/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 47.844008][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 47.857396][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 47.871714][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 13 with error 117 [ 47.884802][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.884802][ T45] [ 47.895004][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 47.968710][ T498] loop0: detected capacity change from 0 to 2048 [ 47.985832][ T498] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 47.996887][ T498] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/30/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.033590][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 48.047516][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 48.062309][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 48.075009][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.075009][ T220] [ 48.085142][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 48.244822][ T503] loop0: detected capacity change from 0 to 2048 [ 48.257585][ T503] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.268521][ T503] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/31/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.305598][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 48.319457][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 48.334045][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 48.346695][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.346695][ T220] [ 48.356846][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 48.447854][ T508] loop0: detected capacity change from 0 to 2048 [ 48.465785][ T508] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.476736][ T508] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/32/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.514337][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 48.528214][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 48.543033][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 13 with error 117 [ 48.555887][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.555887][ T220] [ 48.565690][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 48.688433][ T513] loop0: detected capacity change from 0 to 2048 [ 48.705603][ T513] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.716576][ T513] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/33/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.752921][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 48.765964][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 48.780531][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 15 with error 117 [ 48.793355][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.793355][ T45] [ 48.803639][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 48.884891][ T518] loop0: detected capacity change from 0 to 2048 [ 48.895767][ T518] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.906515][ T518] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/34/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.941698][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 48.954876][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 48.969140][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 48.981871][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.981871][ T45] [ 48.991773][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 49.093521][ T523] loop0: detected capacity change from 0 to 2048 [ 49.115517][ T523] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.126630][ T523] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/35/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 49.162009][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 49.175247][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 49.189797][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 49.202400][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 49.202400][ T220] [ 49.213091][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 49.328312][ T528] loop0: detected capacity change from 0 to 2048 [ 49.345684][ T528] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.356859][ T528] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/36/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 49.392002][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 49.405682][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 49.420589][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 49.433190][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 49.433190][ T45] [ 49.443561][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 49.528944][ T533] loop0: detected capacity change from 0 to 2048 [ 49.545393][ T533] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.556788][ T533] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/37/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 49.592811][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 49.606309][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 49.620699][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 49.633217][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 49.633217][ T45] [ 49.643558][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 49.698876][ T538] loop0: detected capacity change from 0 to 2048 [ 49.715520][ T538] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.726243][ T538] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/38/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 49.761185][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 49.774832][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 49.789215][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 49.801853][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 49.801853][ T220] [ 49.811958][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 49.927501][ T543] loop0: detected capacity change from 0 to 2048 [ 49.945786][ T543] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.956706][ T543] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/39/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 49.976839][ T543] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 49.990221][ T543] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 50.000651][ T543] EXT4-fs error (device loop0): ext4_write_end:1359: inode #19: comm syz-executor.0: mark_inode_dirty error [ 50.017477][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 50.031129][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 50.045631][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 8 with error 117 [ 50.057971][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 50.057971][ T220] [ 50.068177][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 50.241451][ T548] loop0: detected capacity change from 0 to 2048 [ 50.265661][ T548] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.276794][ T548] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/40/bus supports timestamps until 2038-01-19 (0x7fffffff) 2025/11/04 03:20:47 executed programs: 41 [ 50.310669][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 50.324578][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 50.339004][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 50.351681][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 50.351681][ T45] [ 50.361923][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 50.489065][ T553] loop0: detected capacity change from 0 to 2048 [ 50.505414][ T553] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.516179][ T553] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/41/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.549881][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 50.563405][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 50.578486][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 50.591332][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 50.591332][ T45] [ 50.601338][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 50.734151][ T558] loop0: detected capacity change from 0 to 2048 [ 50.746623][ T558] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.757466][ T558] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/42/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.777112][ T558] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 232: comm syz-executor.0: lblock 24 mapped to illegal pblock 232 (length 1) [ 50.792638][ T558] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 50.806058][ T558] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 50.816271][ T558] EXT4-fs error (device loop0): ext4_ext_truncate:4456: inode #19: comm syz-executor.0: mark_inode_dirty error [ 50.828385][ T558] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 50.841759][ T558] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 50.851515][ T558] EXT4-fs error (device loop0): ext4_truncate:4310: inode #19: comm syz-executor.0: mark_inode_dirty error [ 50.866570][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 50.879933][ T8] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:0: bad extent address lblock: 0, depth: 1 pblock 0 [ 50.894031][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 50.906373][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 50.906373][ T8] [ 50.916224][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 50.971200][ T563] loop0: detected capacity change from 0 to 2048 [ 50.985793][ T563] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.996629][ T563] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/43/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.032913][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 51.046349][ T8] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:0: bad extent address lblock: 0, depth: 1 pblock 0 [ 51.060693][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 51.073157][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 51.073157][ T8] [ 51.083235][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 51.170010][ T568] loop0: detected capacity change from 0 to 2048 [ 51.185612][ T568] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.196438][ T568] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/44/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.232299][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 51.245634][ T8] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:0: bad extent address lblock: 0, depth: 1 pblock 0 [ 51.259987][ T8] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 51.272551][ T8] EXT4-fs (loop0): This should not happen!! Data will be lost [ 51.272551][ T8] [ 51.282747][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 51.367361][ T573] loop0: detected capacity change from 0 to 2048 [ 51.385419][ T573] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.396300][ T573] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/45/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.430843][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 51.444479][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 51.459105][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 51.471956][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 51.471956][ T220] [ 51.481793][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 51.565453][ T578] loop0: detected capacity change from 0 to 2048 [ 51.577080][ T578] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.588013][ T578] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/46/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.620203][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 51.633480][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 51.648009][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 51.660913][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 51.660913][ T45] [ 51.671248][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 51.748997][ T583] loop0: detected capacity change from 0 to 2048 [ 51.765938][ T583] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.776693][ T583] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/47/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.813121][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 51.826701][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 51.841381][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 51.853928][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 51.853928][ T220] [ 51.864185][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 51.968391][ T588] loop0: detected capacity change from 0 to 2048 [ 51.995956][ T588] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.006820][ T588] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/48/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.045500][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 52.058862][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 28 [ 52.071483][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 52.071483][ T45] [ 52.081591][ T45] EXT4-fs (loop0): Total free blocks count 0 [ 52.087581][ T45] EXT4-fs (loop0): Free/Dirty block details [ 52.093457][ T45] EXT4-fs (loop0): free_blocks=16 [ 52.098666][ T45] EXT4-fs (loop0): dirty_blocks=0 [ 52.103768][ T45] EXT4-fs (loop0): Block reservation details [ 52.109753][ T45] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 52.115754][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 52.205034][ T593] loop0: detected capacity change from 0 to 2048 [ 52.217472][ T593] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.228053][ T593] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/49/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.328423][ T598] loop0: detected capacity change from 0 to 2048 [ 52.345530][ T598] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.356748][ T598] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/50/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.376744][ T598] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 52.390406][ T598] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 52.400415][ T598] EXT4-fs error (device loop0): ext4_write_end:1359: inode #19: comm syz-executor.0: mark_inode_dirty error [ 52.420405][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 52.433778][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 52.448214][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 52.461499][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 52.461499][ T220] [ 52.471798][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 52.609592][ T603] loop0: detected capacity change from 0 to 2048 [ 52.625694][ T603] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.636809][ T603] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/51/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.673788][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 52.687151][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 52.701641][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 52.714907][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 52.714907][ T45] [ 52.725080][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 52.804768][ T608] loop0: detected capacity change from 0 to 2048 [ 52.825372][ T608] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.836244][ T608] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/52/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.928382][ T613] loop0: detected capacity change from 0 to 2048 [ 52.955515][ T613] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.966527][ T613] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/53/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.986630][ T613] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 230: comm syz-executor.0: lblock 22 mapped to illegal pblock 230 (length 1) [ 53.002038][ T613] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 53.015439][ T613] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 53.024977][ T613] EXT4-fs error (device loop0): ext4_ext_truncate:4456: inode #19: comm syz-executor.0: mark_inode_dirty error [ 53.036977][ T613] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0 [ 53.050337][ T613] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5873: Corrupt filesystem [ 53.059857][ T613] EXT4-fs error (device loop0): ext4_truncate:4310: inode #19: comm syz-executor.0: mark_inode_dirty error [ 53.073814][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 53.087625][ T220] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 53.102043][ T220] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 53.114502][ T220] EXT4-fs (loop0): This should not happen!! Data will be lost [ 53.114502][ T220] [ 53.124200][ T220] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 53.205232][ T618] loop0: detected capacity change from 0 to 2048 [ 53.215727][ T618] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.226610][ T618] ext4 filesystem being mounted at /root/syzkaller-testdir449358228/syzkaller.FtJiJJ/54/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 53.260648][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 53.273845][ T45] EXT4-fs error (device loop0): ext4_ext_map_blocks:4184: inode #19: comm kworker/u4:2: bad extent address lblock: 0, depth: 1 pblock 0 [ 53.288525][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 53.301159][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 53.301159][ T45]