DUID 00:04:9a:9b:60:6a:39:26:c8:65:2f:c5:16:4d:58:03:30:c2 forked to background, child pid 3169 [ 28.373383][ T3170] 8021q: adding VLAN 0 to HW filter on device bond0 [ 28.385486][ T3170] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 76.143831][ T21] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.60' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 144.492294][ T3609] loop0: detected capacity change from 0 to 2048 [ 144.518279][ T3618] loop1: detected capacity change from 0 to 2048 [ 144.523609][ T3615] loop3: detected capacity change from 0 to 2048 [ 144.525031][ T3617] loop2: detected capacity change from 0 to 2048 [ 144.533921][ T3616] loop4: detected capacity change from 0 to 2048 [ 144.552312][ T3619] loop5: detected capacity change from 0 to 2048 [ 144.578972][ T3618] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 144.590381][ T3618] ext4 filesystem being mounted at /root/syzkaller.hviWmD/0/bus supports timestamps until 2038 (0x7fffffff) [ 144.607781][ T3609] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 144.611073][ T3619] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 144.619887][ T3615] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 144.633320][ T3616] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 144.639704][ T3615] ext4 filesystem being mounted at /root/syzkaller.J0be3K/0/bus supports timestamps until 2038 (0x7fffffff) [ 144.653378][ T3617] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 144.662625][ T3619] ext4 filesystem being mounted at /root/syzkaller.d4vILW/0/bus supports timestamps until 2038 (0x7fffffff) [ 144.693587][ T26] audit: type=1800 audit(1680350033.439:2): pid=3634 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop1" ino=19 res=0 errno=0 [ 144.697555][ T3609] ext4 filesystem being mounted at /root/syzkaller.QpHklz/0/bus supports timestamps until 2038 (0x7fffffff) [ 144.724706][ T26] audit: type=1800 audit(1680350033.459:3): pid=3615 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop3" ino=19 res=0 errno=0 [ 144.739259][ T3616] ext4 filesystem being mounted at /root/syzkaller.FdlbfU/0/bus supports timestamps until 2038 (0x7fffffff) [ 144.753200][ T3617] ext4 filesystem being mounted at /root/syzkaller.yETLTH/0/bus supports timestamps until 2038 (0x7fffffff) [ 144.787343][ T154] EXT4-fs error (device loop3): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:2: lblock 0 mapped to illegal pblock 176 (length 1) [ 144.811636][ T26] audit: type=1800 audit(1680350033.549:4): pid=3616 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop4" ino=19 res=0 errno=0 [ 144.832715][ T144] EXT4-fs error (device loop1): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:1: lblock 0 mapped to illegal pblock 176 (length 1) [ 144.849887][ T154] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 144.850801][ T144] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 144.875825][ T9] EXT4-fs error (device loop0): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:0: lblock 0 mapped to illegal pblock 176 (length 1) [ 144.886555][ T26] audit: type=1800 audit(1680350033.549:5): pid=3609 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop0" ino=19 res=0 errno=0 [ 144.894024][ T154] EXT4-fs (loop3): This should not happen!! Data will be lost [ 144.894024][ T154] [ 144.912223][ T26] audit: type=1800 audit(1680350033.589:6): pid=3619 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop5" ino=19 res=0 errno=0 [ 144.944890][ T1224] EXT4-fs error (device loop4): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:4: lblock 0 mapped to illegal pblock 176 (length 1) [ 144.959061][ T144] EXT4-fs (loop1): This should not happen!! Data will be lost [ 144.959061][ T144] [ 144.971325][ T1224] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 144.974842][ T9] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 144.986116][ T26] audit: type=1800 audit(1680350033.689:7): pid=3617 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop2" ino=19 res=0 errno=0 [ 145.008609][ T154] EXT4-fs error (device loop3): __ext4_get_inode_loc:4316: comm kworker/u4:2: Invalid inode table block 0 in block_group 0 [ 145.019139][ T1224] EXT4-fs (loop4): This should not happen!! Data will be lost [ 145.019139][ T1224] [ 145.031235][ T144] EXT4-fs error (device loop1): __ext4_get_inode_loc:4316: comm kworker/u4:1: Invalid inode table block 0 in block_group 0 [ 145.042072][ T1224] EXT4-fs error (device loop4): __ext4_get_inode_loc:4316: comm kworker/u4:4: Invalid inode table block 0 in block_group 0 [ 145.065785][ T9] EXT4-fs (loop0): This should not happen!! Data will be lost [ 145.065785][ T9] [ 145.069330][ T3635] EXT4-fs error (device loop5): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:6: lblock 0 mapped to illegal pblock 176 (length 1) [ 145.091132][ T9] EXT4-fs error (device loop0): __ext4_get_inode_loc:4316: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 145.109109][ T3635] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 145.123088][ T1354] EXT4-fs error (device loop2): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:5: lblock 0 mapped to illegal pblock 176 (length 1) executing program [ 145.153087][ T1354] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 145.177183][ T3635] EXT4-fs (loop5): This should not happen!! Data will be lost [ 145.177183][ T3635] [ 145.194832][ T1354] EXT4-fs (loop2): This should not happen!! Data will be lost executing program [ 145.194832][ T1354] [ 145.221252][ T3635] EXT4-fs error (device loop5): __ext4_get_inode_loc:4316: comm kworker/u4:6: Invalid inode table block 0 in block_group 0 executing program executing program [ 145.275650][ T1354] EXT4-fs error (device loop2): __ext4_get_inode_loc:4316: comm kworker/u4:5: Invalid inode table block 0 in block_group 0 [ 145.295237][ T3642] loop4: detected capacity change from 0 to 2048 executing program [ 145.398889][ T3651] loop3: detected capacity change from 0 to 2048 [ 145.399584][ T3642] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 145.424997][ T3647] loop1: detected capacity change from 0 to 2048 [ 145.441048][ T3650] loop0: detected capacity change from 0 to 2048 executing program [ 145.454827][ T3642] ext4 filesystem being mounted at /root/syzkaller.FdlbfU/1/bus supports timestamps until 2038 (0x7fffffff) [ 145.484140][ T3654] loop5: detected capacity change from 0 to 2048 [ 145.545492][ T26] audit: type=1800 audit(1680350034.289:8): pid=3642 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop4" ino=19 res=0 errno=0 [ 145.545855][ T3662] loop2: detected capacity change from 0 to 2048 [ 145.568763][ T3650] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 145.588080][ T3647] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 145.591800][ T3650] ext4 filesystem being mounted at /root/syzkaller.QpHklz/1/bus supports timestamps until 2038 (0x7fffffff) [ 145.610419][ T3651] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 145.612241][ T3647] ext4 filesystem being mounted at /root/syzkaller.hviWmD/1/bus supports timestamps until 2038 (0x7fffffff) [ 145.635813][ T3651] ext4 filesystem being mounted at /root/syzkaller.J0be3K/1/bus supports timestamps until 2038 (0x7fffffff) [ 145.635859][ T3640] EXT4-fs error (device loop4): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:8: lblock 0 mapped to illegal pblock 176 (length 1) [ 145.674229][ T3654] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 145.680658][ T26] audit: type=1800 audit(1680350034.419:9): pid=3651 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop3" ino=19 res=0 errno=0 [ 145.701750][ T3662] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 145.705950][ T3654] ext4 filesystem being mounted at /root/syzkaller.d4vILW/1/bus supports timestamps until 2038 (0x7fffffff) [ 145.727832][ T3640] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 145.740147][ T26] audit: type=1800 audit(1680350034.459:10): pid=3647 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop1" ino=19 res=0 errno=0 [ 145.765306][ T3662] ext4 filesystem being mounted at /root/syzkaller.yETLTH/1/bus supports timestamps until 2038 (0x7fffffff) [ 145.782874][ T3640] EXT4-fs (loop4): This should not happen!! Data will be lost [ 145.782874][ T3640] [ 145.802228][ T3640] EXT4-fs error (device loop4): __ext4_get_inode_loc:4316: comm kworker/u4:8: Invalid inode table block 0 in block_group 0 [ 145.830820][ T26] audit: type=1800 audit(1680350034.539:11): pid=3650 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor416" name="bus" dev="loop0" ino=19 res=0 errno=0 [ 145.860756][ T1354] EXT4-fs error (device loop3): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:5: lblock 0 mapped to illegal pblock 176 (length 1) [ 145.888742][ T3640] EXT4-fs error (device loop0): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:8: lblock 0 mapped to illegal pblock 176 (length 1) [ 145.904154][ T3635] EXT4-fs error (device loop1): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:6: lblock 0 mapped to illegal pblock 176 (length 1) [ 145.914412][ T1354] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 145.933263][ T9] EXT4-fs error (device loop5): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:0: lblock 0 mapped to illegal pblock 176 (length 1) [ 145.941246][ T3640] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 executing program [ 145.960440][ T1354] EXT4-fs (loop3): This should not happen!! Data will be lost [ 145.960440][ T1354] [ 145.970991][ T3640] EXT4-fs (loop0): This should not happen!! Data will be lost [ 145.970991][ T3640] [ 145.982359][ T3635] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 145.994477][ T1354] EXT4-fs error (device loop3): __ext4_get_inode_loc:4316: comm kworker/u4:5: Invalid inode table block 0 in block_group 0 [ 145.994886][ T9] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 146.018267][ T3640] EXT4-fs error (device loop0): __ext4_get_inode_loc:4316: comm kworker/u4:8: Invalid inode table block 0 in block_group 0 [ 146.030312][ T3635] EXT4-fs (loop1): This should not happen!! Data will be lost [ 146.030312][ T3635] [ 146.043395][ T144] EXT4-fs error (device loop2): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:1: lblock 0 mapped to illegal pblock 176 (length 1) [ 146.059534][ T9] EXT4-fs (loop5): This should not happen!! Data will be lost [ 146.059534][ T9] [ 146.075921][ T3672] loop4: detected capacity change from 0 to 2048 [ 146.081975][ T3635] EXT4-fs error (device loop1): __ext4_get_inode_loc:4316: comm kworker/u4:6: Invalid inode table block 0 in block_group 0 [ 146.087959][ T9] EXT4-fs error (device loop5): __ext4_get_inode_loc:4316: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 executing program [ 146.108828][ T144] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 executing program executing program [ 146.152108][ T144] EXT4-fs (loop2): This should not happen!! Data will be lost [ 146.152108][ T144] [ 146.174422][ T3672] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 146.249792][ T3675] loop3: detected capacity change from 0 to 2048 [ 146.264148][ T3672] ext4 filesystem being mounted at /root/syzkaller.FdlbfU/2/bus supports timestamps until 2038 (0x7fffffff) [ 146.269584][ T144] EXT4-fs error (device loop2): __ext4_get_inode_loc:4316: comm kworker/u4:1: Invalid inode table block 0 in block_group 0 [ 146.280947][ T3680] loop5: detected capacity change from 0 to 2048 executing program [ 146.304708][ T3677] loop0: detected capacity change from 0 to 2048 [ 146.328690][ T3675] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 146.350303][ T3685] loop1: detected capacity change from 0 to 2048 [ 146.372794][ T3677] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 146.376601][ T3680] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 146.395517][ T3680] ext4 filesystem being mounted at /root/syzkaller.d4vILW/2/bus supports timestamps until 2038 (0x7fffffff) [ 146.400536][ T3677] ext4 filesystem being mounted at /root/syzkaller.QpHklz/2/bus supports timestamps until 2038 (0x7fffffff) [ 146.409418][ T3675] ext4 filesystem being mounted at /root/syzkaller.J0be3K/2/bus supports timestamps until 2038 (0x7fffffff) executing program [ 146.442582][ T9] EXT4-fs error (device loop4): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:0: lblock 0 mapped to illegal pblock 176 (length 1) [ 146.471311][ T3685] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 146.490480][ T3685] ext4 filesystem being mounted at /root/syzkaller.hviWmD/2/bus supports timestamps until 2038 (0x7fffffff) [ 146.508162][ T9] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 146.538606][ T3693] loop2: detected capacity change from 0 to 2048 [ 146.560618][ T9] EXT4-fs (loop4): This should not happen!! Data will be lost [ 146.560618][ T9] [ 146.575812][ T9] EXT4-fs error (device loop4): __ext4_get_inode_loc:4316: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 146.593563][ T144] EXT4-fs error (device loop3): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:1: lblock 0 mapped to illegal pblock 176 (length 1) [ 146.632141][ T3693] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 146.643858][ T3638] EXT4-fs error (device loop1): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:7: lblock 0 mapped to illegal pblock 176 (length 1) [ 146.643986][ T9] EXT4-fs error (device loop0): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:0: lblock 0 mapped to illegal pblock 176 (length 1) [ 146.688684][ T3693] ext4 filesystem being mounted at /root/syzkaller.yETLTH/2/bus supports timestamps until 2038 (0x7fffffff) [ 146.688914][ T144] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 146.715809][ T3638] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 146.721930][ T9] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 146.734906][ T3638] EXT4-fs (loop1): This should not happen!! Data will be lost [ 146.734906][ T3638] [ 146.750226][ T3638] EXT4-fs error (device loop1): __ext4_get_inode_loc:4316: comm kworker/u4:7: Invalid inode table block 0 in block_group 0 [ 146.764669][ T144] EXT4-fs (loop3): This should not happen!! Data will be lost [ 146.764669][ T144] executing program [ 146.777209][ T144] EXT4-fs error (device loop3): __ext4_get_inode_loc:4316: comm kworker/u4:1: Invalid inode table block 0 in block_group 0 [ 146.790384][ T9] EXT4-fs (loop0): This should not happen!! Data will be lost [ 146.790384][ T9] [ 146.801274][ T9] EXT4-fs error (device loop0): __ext4_get_inode_loc:4316: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 146.835317][ T3638] EXT4-fs error (device loop5): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:7: lblock 0 mapped to illegal pblock 176 (length 1) [ 146.835825][ T3699] loop4: detected capacity change from 0 to 2048 [ 146.855010][ T3638] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 146.874827][ T3638] EXT4-fs (loop5): This should not happen!! Data will be lost [ 146.874827][ T3638] executing program [ 146.888352][ T9] EXT4-fs error (device loop2): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:0: lblock 0 mapped to illegal pblock 176 (length 1) [ 146.918974][ T9] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 executing program executing program [ 146.921618][ T3638] EXT4-fs error (device loop5): __ext4_get_inode_loc:4316: comm kworker/u4:7: Invalid inode table block 0 in block_group 0 [ 146.946489][ T9] EXT4-fs (loop2): This should not happen!! Data will be lost [ 146.946489][ T9] [ 146.963209][ T3699] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 146.981834][ T3699] ext4 filesystem being mounted at /root/syzkaller.FdlbfU/3/bus supports timestamps until 2038 (0x7fffffff) [ 146.996995][ T3704] loop1: detected capacity change from 0 to 2048 [ 146.997673][ T9] EXT4-fs error (device loop2): __ext4_get_inode_loc:4316: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 147.003567][ T3706] loop0: detected capacity change from 0 to 2048 [ 147.024371][ T3705] loop3: detected capacity change from 0 to 2048 executing program [ 147.078081][ T3706] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 147.112472][ T3705] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. executing program [ 147.143688][ T3699] ------------[ cut here ]------------ [ 147.151603][ T3704] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 147.172808][ T3705] ext4 filesystem being mounted at /root/syzkaller.J0be3K/3/bus supports timestamps until 2038 (0x7fffffff) [ 147.182631][ T3704] ext4 filesystem being mounted at /root/syzkaller.hviWmD/3/bus supports timestamps until 2038 (0x7fffffff) [ 147.184823][ T3706] ext4 filesystem being mounted at /root/syzkaller.QpHklz/3/bus supports timestamps until 2038 (0x7fffffff) [ 147.216950][ T3719] loop2: detected capacity change from 0 to 2048 [ 147.239533][ T3715] loop5: detected capacity change from 0 to 2048 [ 147.249720][ T3699] kernel BUG at fs/ext4/ext4.h:3355! [ 147.255498][ T3699] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 147.261591][ T3699] CPU: 1 PID: 3699 Comm: syz-executor416 Not tainted 5.15.105-syzkaller #0 [ 147.270190][ T3699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 147.280275][ T3699] RIP: 0010:ext4_get_group_info+0x399/0x3a0 [ 147.286208][ T3699] Code: 62 ff 8b 74 24 04 48 c7 c7 60 56 a8 8c 4c 89 f2 e8 fc 03 0a 02 43 80 3c 2c 00 0f 85 23 fd ff ff e9 26 fd ff ff e8 a7 48 62 ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00 [ 147.305828][ T3699] RSP: 0018:ffffc90002f6f6e0 EFLAGS: 00010293 [ 147.311911][ T3699] RAX: ffffffff821d7219 RBX: 00000000ffffe428 RCX: ffff88801df13a00 [ 147.320065][ T3699] RDX: 0000000000000000 RSI: 00000000ffffe428 RDI: 0000000000000001 [ 147.328484][ T3699] RBP: 0000000000000001 R08: ffffffff821d6ee9 R09: ffffed100e151730 [ 147.336472][ T3699] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100f8884cf [ 147.344454][ T3699] R13: dffffc0000000000 R14: ffff88807c444000 R15: ffff88807c442678 [ 147.352442][ T3699] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 147.361390][ T3699] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.367997][ T3699] CR2: 00007fb3e570e000 CR3: 0000000074dd4000 CR4: 00000000003506e0 [ 147.375990][ T3699] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 147.383974][ T3699] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 147.391988][ T3699] Call Trace: [ 147.395304][ T3699] [ 147.398243][ T3699] ext4_mb_load_buddy_gfp+0xc7/0x1500 [ 147.403630][ T3699] ? do_raw_spin_unlock+0x137/0x8b0 [ 147.408843][ T3699] ? ext4_get_group_number+0x162/0x240 [ 147.414316][ T3699] ext4_discard_preallocations+0x84d/0xfc0 [ 147.420147][ T3699] ? mb_test_and_clear_bits+0x240/0x240 [ 147.425810][ T3699] ? __mutex_unlock_slowpath+0x218/0x750 [ 147.431470][ T3699] ? do_raw_read_unlock+0x38/0x70 [ 147.436507][ T3699] ext4_release_file+0x16d/0x300 [ 147.441470][ T3699] ? ext4_file_open+0x710/0x710 [ 147.446333][ T3699] __fput+0x3bf/0x890 [ 147.450348][ T3699] task_work_run+0x129/0x1a0 [ 147.454956][ T3699] do_exit+0x6a3/0x2480 [ 147.459130][ T3699] ? put_task_struct+0x80/0x80 [ 147.463912][ T3699] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 147.469920][ T3699] do_group_exit+0x144/0x310 [ 147.474518][ T3699] ? lockdep_hardirqs_on+0x94/0x130 [ 147.479726][ T3699] get_signal+0xc66/0x14e0 [ 147.484175][ T3699] arch_do_signal_or_restart+0xc3/0x1890 [ 147.489440][ T3719] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 147.489816][ T3699] ? futex_exit_release+0x1e0/0x1e0 [ 147.505492][ T3699] ? read_lock_is_recursive+0x10/0x10 [ 147.510885][ T3699] ? get_sigframe_size+0x10/0x10 [ 147.515841][ T3699] ? __lock_acquire+0x1ff0/0x1ff0 [ 147.520900][ T3699] ? exit_to_user_mode_loop+0x39/0x130 [ 147.526367][ T3699] exit_to_user_mode_loop+0x97/0x130 [ 147.526573][ T3719] ext4 filesystem being mounted at /root/syzkaller.yETLTH/3/bus supports timestamps until 2038 (0x7fffffff) [ 147.531712][ T3699] exit_to_user_mode_prepare+0xb1/0x140 [ 147.531738][ T3699] syscall_exit_to_user_mode+0x5d/0x250 [ 147.554263][ T3699] do_syscall_64+0x49/0xb0 [ 147.558691][ T3699] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 147.563117][ T3715] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 147.564587][ T3699] RIP: 0033:0x7fb3e5761849 [ 147.564607][ T3699] Code: Unable to access opcode bytes at RIP 0x7fb3e576181f. [ 147.564618][ T3699] RSP: 002b:00007fb3e570d2f8 EFLAGS: 00000246 [ 147.575316][ T3715] ext4 filesystem being mounted at /root/syzkaller.d4vILW/3/bus supports timestamps until 2038 (0x7fffffff) [ 147.579508][ T3699] ORIG_RAX: 00000000000000ca [ 147.579519][ T3699] RAX: fffffffffffffe00 RBX: 00007fb3e57e67a0 RCX: 00007fb3e5761849 [ 147.579535][ T3699] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fb3e57e67a8 [ 147.625008][ T3699] RBP: 00007fb3e57b3834 R08: 0000000000000000 R09: 0000000000000000 [ 147.632976][ T3699] R10: 0000000000000000 R11: 0000000000000246 R12: 313cad1a8e7d4acc [ 147.640942][ T3699] R13: 0030656c69662f2e R14: 6f6f6c2f7665642f R15: 00007fb3e57e67a8 [ 147.648916][ T3699] [ 147.651925][ T3699] Modules linked in: [ 147.657424][ T9] EXT4-fs error (device loop0): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:0: lblock 0 mapped to illegal pblock 176 (length 1) [ 147.657536][ T3699] ---[ end trace bfc37bb95de5ca32 ]--- [ 147.672302][ T3638] EXT4-fs error (device loop3): ext4_ext_map_blocks:4121: inode #18: comm kworker/u4:7: bad extent address lblock: 0, depth: 1 pblock 0 [ 147.677901][ T3699] RIP: 0010:ext4_get_group_info+0x399/0x3a0 [ 147.691901][ T1224] EXT4-fs error (device loop1): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:4: lblock 0 mapped to illegal pblock 176 (length 1) [ 147.698680][ T3699] Code: 62 ff 8b 74 24 04 48 c7 c7 60 56 a8 8c 4c 89 f2 e8 fc 03 0a 02 43 80 3c 2c 00 0f 85 23 fd ff ff e9 26 fd ff ff e8 a7 48 62 ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00 [ 147.732468][ T9] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 147.746190][ T3699] RSP: 0018:ffffc90002f6f6e0 EFLAGS: 00010293 [ 147.754915][ T3640] EXT4-fs error (device loop2): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:8: lblock 0 mapped to illegal pblock 176 (length 1) [ 147.757701][ T3699] RAX: ffffffff821d7219 RBX: 00000000ffffe428 RCX: ffff88801df13a00 [ 147.773234][ T3638] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 16 with error 117 [ 147.778725][ T3699] RDX: 0000000000000000 RSI: 00000000ffffe428 RDI: 0000000000000001 [ 147.791532][ T144] EXT4-fs error (device loop5): ext4_map_blocks:725: inode #18: block 176: comm kworker/u4:1: lblock 0 mapped to illegal pblock 176 (length 1) [ 147.799703][ T1224] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 147.821146][ T3638] EXT4-fs (loop3): This should not happen!! Data will be lost [ 147.821146][ T3638] [ 147.831333][ T9] EXT4-fs (loop0): This should not happen!! Data will be lost [ 147.831333][ T9] [ 147.836089][ T3640] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 147.845351][ T3699] RBP: 0000000000000001 R08: ffffffff821d6ee9 R09: ffffed100e151730 [ 147.857783][ T144] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 147.866436][ T9] EXT4-fs error (device loop0): __ext4_get_inode_loc:4316: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 147.878894][ T3638] EXT4-fs error (device loop3): __ext4_get_inode_loc:4316: comm kworker/u4:7: Invalid inode table block 0 in block_group 0 [ 147.891125][ T1224] EXT4-fs (loop1): This should not happen!! Data will be lost [ 147.891125][ T1224] [ 147.904068][ T144] EXT4-fs (loop5): This should not happen!! Data will be lost [ 147.904068][ T144] [ 147.913619][ T3699] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100f8884cf [ 147.923282][ T3640] EXT4-fs (loop2): This should not happen!! Data will be lost [ 147.923282][ T3640] [ 147.931197][ T3699] R13: dffffc0000000000 R14: ffff88807c444000 R15: ffff88807c442678 [ 147.941726][ T3640] EXT4-fs error (device loop2): __ext4_get_inode_loc:4316: comm kworker/u4:8: Invalid inode table block 0 in block_group 0 [ 147.949898][ T1224] EXT4-fs error (device loop1): __ext4_get_inode_loc:4316: comm kworker/u4:4: Invalid inode table block 0 in block_group 0 [ 147.962645][ T144] EXT4-fs error (device loop5): __ext4_get_inode_loc:4316: comm kworker/u4:1: Invalid inode table block 0 in block_group 0 [ 147.977638][ T3699] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 147.996746][ T3699] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.006431][ T3699] CR2: 0000000020041000 CR3: 00000000726e9000 CR4: 00000000003506f0 [ 148.016853][ T3699] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 148.024853][ T3699] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 148.042011][ T3699] Kernel panic - not syncing: Fatal exception [ 148.048375][ T3699] Kernel Offset: disabled [ 148.052698][ T3699] Rebooting in 86400 seconds..