Warning: Permanently added '10.128.1.46' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 51.598047][ T3505] loop0: detected capacity change from 0 to 2048 [ 51.611636][ T3513] loop4: detected capacity change from 0 to 2048 [ 51.632509][ T3516] loop5: detected capacity change from 0 to 2048 [ 51.642445][ T3511] loop2: detected capacity change from 0 to 2048 [ 51.652870][ T3512] loop3: detected capacity change from 0 to 2048 [ 51.662927][ T3515] loop1: detected capacity change from 0 to 2048 [ 51.682397][ T3505] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.699214][ T3516] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.699818][ T3505] ext4 filesystem being mounted at /root/syzkaller.evsAII/0/bus supports timestamps until 2038 (0x7fffffff) [ 51.724904][ T3516] ext4 filesystem being mounted at /root/syzkaller.r0kYc4/0/bus supports timestamps until 2038 (0x7fffffff) [ 51.725357][ T3513] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.751596][ T26] audit: type=1800 audit(1683511511.718:2): pid=3505 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor153" name="bus" dev="loop0" ino=18 res=0 errno=0 [ 51.778348][ T3512] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.800277][ T26] audit: type=1800 audit(1683511511.738:3): pid=3516 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor153" name="bus" dev="loop5" ino=18 res=0 errno=0 [ 51.819041][ T3511] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.821054][ T3513] ext4 filesystem being mounted at /root/syzkaller.SseVWY/0/bus supports timestamps until 2038 (0x7fffffff) [ 51.834891][ T3515] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.844825][ T3512] ext4 filesystem being mounted at /root/syzkaller.UWzysW/0/bus supports timestamps until 2038 (0x7fffffff) [ 51.866648][ T26] audit: type=1800 audit(1683511511.828:4): pid=3513 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor153" name="bus" dev="loop4" ino=18 res=0 errno=0 [ 51.883851][ T3505] EXT4-fs error (device loop0): ext4_map_blocks:725: inode #19: block 239: comm syz-executor153: lblock 47 mapped to illegal pblock 239 (length 1) [ 51.904766][ T3511] ext4 filesystem being mounted at /root/syzkaller.b1zYQQ/0/bus supports timestamps until 2038 (0x7fffffff) [ 51.922380][ T3516] EXT4-fs error (device loop5): ext4_map_blocks:725: inode #19: block 251: comm syz-executor153: lblock 59 mapped to illegal pblock 251 (length 1) [ 51.941821][ T3505] ------------[ cut here ]------------ [ 51.947465][ T26] audit: type=1800 audit(1683511511.908:5): pid=3511 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor153" name="bus" dev="loop2" ino=18 res=0 errno=0 [ 51.948314][ T26] audit: type=1800 audit(1683511511.908:6): pid=3512 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor153" name="bus" dev="loop3" ino=18 res=0 errno=0 [ 51.968928][ T3505] kernel BUG at fs/ext4/ext4.h:3355! [ 51.998172][ T3505] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 52.004272][ T3505] CPU: 1 PID: 3505 Comm: syz-executor153 Not tainted 5.15.110-syzkaller #0 [ 52.012894][ T3505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 52.022961][ T3505] RIP: 0010:ext4_get_group_info+0x399/0x3a0 [ 52.028893][ T3505] Code: 62 ff 8b 74 24 04 48 c7 c7 a0 60 a8 8c 4c 89 f2 e8 ec 0b 0a 02 43 80 3c 2c 00 0f 85 23 fd ff ff e9 26 fd ff ff e8 a7 36 62 ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00 [ 52.031452][ T3515] ext4 filesystem being mounted at /root/syzkaller.GkSUbN/0/bus supports timestamps until 2038 (0x7fffffff) [ 52.048509][ T3505] RSP: 0018:ffffc90002caf340 EFLAGS: 00010293 [ 52.048533][ T3505] RAX: ffffffff821da7d9 RBX: 00000000fffffac6 RCX: ffff888078779d00 [ 52.048549][ T3505] RDX: 0000000000000000 RSI: 00000000fffffac6 RDI: 0000000000000001 [ 52.048561][ T3505] RBP: 0000000000000001 R08: ffffffff821da4a9 R09: ffffed100e95586f [ 52.048576][ T3505] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100f350ccf [ 52.098163][ T3505] R13: dffffc0000000000 R14: ffff888079572000 R15: ffff888079a86678 [ 52.103053][ T3511] EXT4-fs error (device loop2): __ext4_get_inode_loc:4316: comm syz-executor153: Invalid inode table block 0 in block_group 0 [ 52.106229][ T3505] FS: 00007f5262f10700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 52.106252][ T3505] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.106267][ T3505] CR2: 00007ffca2e72fc0 CR3: 0000000079df0000 CR4: 00000000003506e0 [ 52.142969][ T3505] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.145577][ T3516] EXT4-fs error (device loop5): __ext4_get_inode_loc:4316: comm syz-executor153: Invalid inode table block 0 in block_group 0 [ 52.150948][ T3505] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.150965][ T3505] Call Trace: [ 52.150972][ T3505] [ 52.150982][ T3505] ext4_mb_load_buddy_gfp+0xc7/0x1500 [ 52.168504][ T26] audit: type=1800 audit(1683511511.958:7): pid=3515 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor153" name="bus" dev="loop1" ino=18 res=0 errno=0 [ 52.171940][ T3505] ? do_raw_spin_unlock+0x137/0x8b0 [ 52.171968][ T3505] ? ext4_get_group_number+0x162/0x240 [ 52.171992][ T3505] ext4_discard_preallocations+0x84d/0xfc0 [ 52.218795][ T3511] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5777: Corrupt filesystem [ 52.220595][ T3505] ? mb_test_and_clear_bits+0x240/0x240 [ 52.220629][ T3505] ? __ext4_journal_start_sb+0x1cb/0x370 [ 52.241149][ T3505] ext4_truncate+0x97e/0x1130 [ 52.245849][ T3505] ? __ext4_mark_inode_dirty+0x860/0x860 [ 52.246023][ T3511] EXT4-fs error (device loop2): ext4_dirty_inode:5981: inode #19: comm syz-executor153: mark_inode_dirty error [ 52.251491][ T3505] ? __ext4_journal_stop+0x2f/0x190 [ 52.251517][ T3505] ext4_write_begin+0xb58/0x15f0 [ 52.251549][ T3505] ? ext4_readahead+0x110/0x110 [ 52.265278][ T3516] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5777: Corrupt filesystem [ 52.268413][ T3505] ? fault_in_readable+0xb3/0x2e0 [ 52.268446][ T3505] ext4_da_write_begin+0x342/0xb60 [ 52.294185][ T3516] EXT4-fs error (device loop5): ext4_ext_truncate:4402: inode #19: comm syz-executor153: mark_inode_dirty error [ 52.297798][ T3505] ? fault_in_readable+0x1d5/0x2e0 [ 52.297834][ T3505] ? ext4_set_page_dirty+0x340/0x340 [ 52.317435][ T3511] EXT4-fs error (device loop2): __ext4_get_inode_loc:4316: comm syz-executor153: Invalid inode table block 0 in block_group 0 [ 52.319976][ T3505] generic_perform_write+0x2bf/0x5b0 [ 52.320009][ T3505] ? grab_cache_page_write_begin+0x90/0x90 [ 52.320030][ T3505] ? down_write+0x10e/0x170 [ 52.347421][ T3516] EXT4-fs error (device loop5): __ext4_get_inode_loc:4316: comm syz-executor153: Invalid inode table block 0 in block_group 0 [ 52.348565][ T3505] ? ext4_write_checks+0x255/0x2c0 [ 52.348599][ T3505] ext4_buffered_write_iter+0x22e/0x380 [ 52.362389][ T3511] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5777: Corrupt filesystem [ 52.366767][ T3505] ext4_file_write_iter+0x87c/0x1990 [ 52.366795][ T3505] ? read_lock_is_recursive+0x10/0x10 [ 52.372985][ T3516] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5777: Corrupt filesystem [ 52.381674][ T3505] ? ext4_file_read_iter+0x6c0/0x6c0 [ 52.381697][ T3505] ? end_current_label_crit_section+0x147/0x170 [ 52.381724][ T3505] ? iov_iter_init+0x4a/0x170 [ 52.387697][ T3511] EXT4-fs error (device loop2): ext4_dirty_inode:5981: inode #19: comm syz-executor153: mark_inode_dirty error [ 52.392338][ T3505] vfs_write+0xacf/0xe50 [ 52.392364][ T3505] ? file_end_write+0x250/0x250 [ 52.392385][ T3505] ? __fget_files+0x413/0x480 [ 52.402445][ T3516] EXT4-fs error (device loop5): ext4_truncate:4268: inode #19: comm syz-executor153: mark_inode_dirty error [ 52.406994][ T3505] ? mutex_lock_nested+0x17/0x20 [ 52.407020][ T3505] ? __fdget_pos+0x261/0x300 [ 52.413987][ T3511] EXT4-fs error (device loop2): ext4_read_block_bitmap_nowait:437: comm syz-executor153: Invalid block bitmap block 0 in block_group 0 [ 52.417907][ T3505] ? ksys_write+0x77/0x2c0 [ 52.417934][ T3505] ksys_write+0x1a2/0x2c0 [ 52.432933][ T3511] EXT4-fs error (device loop2): __ext4_get_inode_loc:4316: comm syz-executor153: Invalid inode table block 0 in block_group 0 [ 52.433881][ T3505] ? print_irqtrace_events+0x210/0x210 [ 52.433913][ T3505] ? __ia32_sys_read+0x80/0x80 [ 52.441032][ T3511] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5777: Corrupt filesystem [ 52.443432][ T3505] ? syscall_enter_from_user_mode+0x2e/0x230 [ 52.443460][ T3505] ? lockdep_hardirqs_on+0x94/0x130 [ 52.455492][ T3511] EXT4-fs error (device loop2): ext4_dirty_inode:5981: inode #19: comm syz-executor153: mark_inode_dirty error [ 52.459803][ T3505] ? syscall_enter_from_user_mode+0x2e/0x230 [ 52.459832][ T3505] do_syscall_64+0x3d/0xb0 [ 52.553626][ T3505] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.559536][ T3505] RIP: 0033:0x7f5262f64789 [ 52.563964][ T3505] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 52.583572][ T3505] RSP: 002b:00007f5262f102f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.591975][ T3505] RAX: ffffffffffffffda RBX: 00007f5262fe97a0 RCX: 00007f5262f64789 [ 52.599932][ T3505] RDX: 000000000208e24b RSI: 0000000020000000 RDI: 0000000000000006 [ 52.607889][ T3505] RBP: 00007f5262fb694c R08: 0000000000000000 R09: 0000000000000000 [ 52.615858][ T3505] R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e [ 52.623815][ T3505] R13: 6f6f6c2f7665642f R14: 632e79726f6d656d R15: 00007f5262fe97a8 [ 52.631782][ T3505] [ 52.634787][ T3505] Modules linked in: [ 52.640538][ T9] EXT4-fs error (device loop5): ext4_ext_map_blocks:4121: inode #19: comm kworker/u4:0: bad extent address lblock: 0, depth: 1 pblock 0 [ 52.640774][ T3505] ---[ end trace 65ced1f25e574347 ]--- [ 52.654865][ T9] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 52.660171][ T3505] RIP: 0010:ext4_get_group_info+0x399/0x3a0 [ 52.676682][ T838] EXT4-fs error (device loop3): ext4_ext_map_blocks:4121: inode #19: comm kworker/u4:3: bad extent address lblock: 0, depth: 1 pblock 0 [ 52.678977][ T3505] Code: 62 ff 8b 74 24 04 48 c7 c7 a0 60 a8 8c 4c 89 f2 e8 ec 0b 0a 02 43 80 3c 2c 00 0f 85 23 fd ff ff e9 26 fd ff ff e8 a7 36 62 ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00 [ 52.692678][ T1237] EXT4-fs error (device loop4): ext4_ext_map_blocks:4121: inode #19: comm kworker/u4:4: bad extent address lblock: 0, depth: 1 pblock 0 [ 52.712012][ T9] EXT4-fs (loop5): This should not happen!! Data will be lost [ 52.712012][ T9] [ 52.726086][ T144] EXT4-fs error (device loop1): ext4_ext_map_blocks:4121: inode #19: comm kworker/u4:1: bad extent address lblock: 0, depth: 1 pblock 0 [ 52.736916][ T3505] RSP: 0018:ffffc90002caf340 EFLAGS: 00010293 [ 52.750824][ T9] EXT4-fs error (device loop5): __ext4_get_inode_loc:4316: comm kworker/u4:0: Invalid inode table block 0 in block_group 0 [ 52.756198][ T3505] RAX: ffffffff821da7d9 RBX: 00000000fffffac6 RCX: ffff888078779d00 [ 52.769566][ T838] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 52.779105][ T1237] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 52.791560][ T838] EXT4-fs (loop3): This should not happen!! Data will be lost [ 52.791560][ T838] [ 52.801747][ T1237] EXT4-fs (loop4): This should not happen!! Data will be lost [ 52.801747][ T1237] [ 52.810797][ T144] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 52.832904][ T3505] RDX: 0000000000000000 RSI: 00000000fffffac6 RDI: 0000000000000001 [ 52.842123][ T838] EXT4-fs error (device loop3): __ext4_get_inode_loc:4316: comm kworker/u4:3: Invalid inode table block 0 in block_group 0 [ 52.845651][ T1237] EXT4-fs error (device loop4): __ext4_get_inode_loc:4316: comm kworker/u4:4: Invalid inode table block 0 in block_group 0 [ 52.855112][ T3505] RBP: 0000000000000001 R08: ffffffff821da4a9 R09: ffffed100e95586f [ 52.870824][ T144] EXT4-fs (loop1): This should not happen!! Data will be lost [ 52.870824][ T144] [ 52.876419][ T3505] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100f350ccf executing program [ 52.898569][ T144] EXT4-fs error (device loop1): __ext4_get_inode_loc:4316: comm kworker/u4:1: Invalid inode table block 0 in block_group 0 [ 52.915633][ T3505] R13: dffffc0000000000 R14: ffff888079572000 R15: ffff888079a86678 [ 52.930716][ T3505] FS: 00007f5262f10700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 52.940390][ T3505] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.945091][ T3539] loop2: detected capacity change from 0 to 2048 [ 52.947094][ T3505] CR2: 00007ffd13239be8 CR3: 0000000079df0000 CR4: 00000000003506e0 executing program executing program executing program executing program [ 52.985895][ T3505] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.004025][ T3505] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.018246][ T3544] loop5: detected capacity change from 0 to 2048 [ 53.019240][ T3539] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.030169][ T3505] Kernel panic - not syncing: Fatal exception [ 53.041390][ T3505] Kernel Offset: disabled [ 53.045714][ T3505] Rebooting in 86400 seconds..