Warning: Permanently added '10.128.0.230' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.676820][ T4223] loop0: detected capacity change from 0 to 65536 [ 42.684129][ T4223] XFS (loop0): Deprecated V4 format (crc=0) will not be supported after September 2030. [ 42.686943][ T4223] XFS (loop0): Mounting V4 Filesystem [ 42.689510][ T4223] XFS (loop0): Log size 756 blocks too small, minimum size is 2220 blocks [ 42.691250][ T4223] XFS (loop0): Log size out of supported range. [ 42.692696][ T4223] XFS (loop0): Continuing onwards, but if log hangs are experienced then please report this message in the bug report. [ 42.702343][ T4223] XFS (loop0): Torn write (CRC failure) detected at log block 0x10. Truncating head block from 0x20. [ 42.715998][ T4223] XFS (loop0): Ending clean mount [ 42.721682][ T4223] XFS (loop0): Unmounting Filesystem [ 42.725209][ T4223] ================================================================== [ 42.726852][ T4223] BUG: KASAN: slab-out-of-bounds in xlog_pack_data+0x2c8/0x444 [ 42.728416][ T4223] Read of size 4 at addr ffff0000d71a4e00 by task syz-executor159/4223 [ 42.730156][ T4223] [ 42.730649][ T4223] CPU: 1 PID: 4223 Comm: syz-executor159 Not tainted 6.1.33-syzkaller #0 [ 42.732450][ T4223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 42.734550][ T4223] Call trace: [ 42.735257][ T4223] dump_backtrace+0x1c8/0x1f4 [ 42.736287][ T4223] show_stack+0x2c/0x3c [ 42.737180][ T4223] dump_stack_lvl+0x108/0x170 [ 42.738148][ T4223] print_report+0x174/0x4c0 [ 42.739101][ T4223] kasan_report+0xd4/0x130 [ 42.740030][ T4223] __asan_report_load4_noabort+0x2c/0x38 [ 42.741235][ T4223] xlog_pack_data+0x2c8/0x444 [ 42.742203][ T4223] xlog_sync+0x3b8/0x11fc [ 42.743113][ T4223] xlog_state_release_iclog+0x4bc/0xa78 [ 42.744248][ T4223] xlog_force_lsn+0x69c/0x81c [ 42.745218][ T4223] xfs_log_force_seq+0x218/0x50c [ 42.746258][ T4223] __xfs_trans_commit+0xa1c/0x10a0 [ 42.747340][ T4223] xfs_trans_commit+0x24/0x34 [ 42.748332][ T4223] xfs_sync_sb+0x144/0x1ac [ 42.749253][ T4223] xfs_log_quiesce+0x57c/0x844 [ 42.750225][ T4223] xfs_log_clean+0xb0/0xde8 [ 42.751218][ T4223] xfs_log_unmount+0x30/0xbc [ 42.752209][ T4223] xfs_unmountfs+0x130/0x1d0 [ 42.753200][ T4223] xfs_fs_put_super+0x78/0x260 [ 42.754222][ T4223] generic_shutdown_super+0x130/0x328 [ 42.755346][ T4223] kill_block_super+0x70/0xdc [ 42.756343][ T4223] deactivate_locked_super+0xac/0x124 [ 42.757448][ T4223] deactivate_super+0xf0/0x110 [ 42.758427][ T4223] cleanup_mnt+0x394/0x41c [ 42.759354][ T4223] __cleanup_mnt+0x20/0x30 [ 42.760361][ T4223] task_work_run+0x240/0x2f0 [ 42.761332][ T4223] do_exit+0x554/0x1a88 [ 42.762266][ T4223] do_group_exit+0x194/0x22c [ 42.763264][ T4223] __wake_up_parent+0x0/0x60 [ 42.764220][ T4223] invoke_syscall+0x98/0x2c0 [ 42.765182][ T4223] el0_svc_common+0x138/0x258 [ 42.766169][ T4223] do_el0_svc+0x64/0x218 [ 42.767076][ T4223] el0_svc+0x58/0x168 [ 42.767918][ T4223] el0t_64_sync_handler+0x84/0xf0 [ 42.769068][ T4223] el0t_64_sync+0x18c/0x190 [ 42.770050][ T4223] [ 42.770530][ T4223] The buggy address belongs to the physical page: [ 42.771924][ T4223] page:00000000a77b331a refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x117180 [ 42.774160][ T4223] head:00000000a77b331a order:6 compound_mapcount:0 compound_pincount:0 [ 42.775948][ T4223] flags: 0x5ffc00000010000(head|node=0|zone=2|lastcpupid=0x7ff) [ 42.777547][ T4223] raw: 05ffc00000010000 0000000000000000 dead000000000122 0000000000000000 [ 42.779378][ T4223] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 42.781192][ T4223] page dumped because: kasan: bad access detected [ 42.782615][ T4223] [ 42.783135][ T4223] Memory state around the buggy address: [ 42.784337][ T4223] ffff0000d71a4d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 42.786153][ T4223] ffff0000d71a4d80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 42.787885][ T4223] >ffff0000d71a4e00: 01 fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 42.789567][ T4223] ^ [ 42.790414][ T4223] ffff0000d71a4e80: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 42.792168][ T4223] ffff0000d71a4f00: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 42.793857][ T4223] ================================================================== [ 42.796624][ T4223] Disabling lock debugging due to kernel taint