[   19.732836][ T3696] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting crond: [   19.786563][  T555] gvnic 0000:00:00.0 enp0s0: Device link is up.
[   19.790095][  T555] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready
OK
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.1.18' (ED25519) to the list of known hosts.
executing program
syzkaller login: [   42.941278][ T4022] loop0: detected capacity change from 0 to 32768
[   43.042943][ T4022] 
[   43.042943][ T4022]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   43.042943][ T4022] 
[   43.052352][ T4022] read_mapping_page failed!
[   43.053906][ T4022] ERROR: (device loop0): txAbort: 
[   43.053906][ T4022] 
[   43.058383][ T4022] read_mapping_page failed!
[   43.059685][ T4022] ERROR: (device loop0): txAbort: 
[   43.059685][ T4022] 
[   43.062852][ T4022] read_mapping_page failed!
[   43.064095][ T4022] ERROR: (device loop0): txAbort: 
[   43.064095][ T4022] 
[   43.067596][ T4022] ==================================================================
[   43.069851][ T4022] BUG: KASAN: slab-out-of-bounds in dtSplitPage+0xcf8/0x2888
[   43.071835][ T4022] Read of size 1 at addr ffff0000e3004055 by task syz-executor157/4022
[   43.074122][ T4022] 
[   43.074777][ T4022] CPU: 1 PID: 4022 Comm: syz-executor157 Not tainted 5.15.185-syzkaller #0
[   43.077138][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   43.079944][ T4022] Call trace:
[   43.080865][ T4022]  dump_backtrace+0x0/0x43c
[   43.082100][ T4022]  show_stack+0x2c/0x3c
[   43.083230][ T4022]  __dump_stack+0x30/0x40
[   43.084383][ T4022]  dump_stack_lvl+0xf8/0x160
[   43.085629][ T4022]  print_address_description+0x78/0x30c
[   43.087102][ T4022]  kasan_report+0xec/0x15c
[   43.088318][ T4022]  __asan_report_load1_noabort+0x44/0x50
[   43.089872][ T4022]  dtSplitPage+0xcf8/0x2888
[   43.091087][ T4022]  dtInsert+0xc3c/0x5634
[   43.092278][ T4022]  jfs_mkdir+0x5a4/0x8b4
[   43.093450][ T4022]  vfs_mkdir+0x314/0x4d4
[   43.094667][ T4022]  do_mkdirat+0x1bc/0x508
[   43.095844][ T4022]  __arm64_sys_mkdirat+0x90/0xa8
[   43.097220][ T4022]  invoke_syscall+0x98/0x2b8
[   43.098507][ T4022]  el0_svc_common+0x138/0x258
[   43.099792][ T4022]  do_el0_svc+0x58/0x14c
[   43.100937][ T4022]  el0_svc+0x78/0x1e0
[   43.102057][ T4022]  el0t_64_sync_handler+0xcc/0xe4
[   43.103439][ T4022]  el0t_64_sync+0x1a0/0x1a4
[   43.104688][ T4022] 
[   43.105311][ T4022] Allocated by task 4022:
[   43.106448][ T4022]  __kasan_slab_alloc+0x8c/0xcc
[   43.107774][ T4022]  slab_post_alloc_hook+0x74/0x408
[   43.109183][ T4022]  kmem_cache_alloc+0x1e0/0x3e4
[   43.110624][ T4022]  jfs_alloc_inode+0x24/0x60
[   43.111899][ T4022]  iget_locked+0x178/0x710
[   43.113173][ T4022]  jfs_iget+0x30/0x374
[   43.114293][ T4022]  jfs_lookup+0x198/0x32c
[   43.115485][ T4022]  __lookup_slow+0x24c/0x380
[   43.116737][ T4022]  lookup_slow+0x5c/0x80
[   43.117894][ T4022]  walk_component+0x2b0/0x3a8
[   43.119170][ T4022]  link_path_walk+0x590/0xb8c
[   43.120452][ T4022]  __filename_parentat+0x1b0/0x510
[   43.121912][ T4022]  do_renameat2+0x224/0xcdc
[   43.123129][ T4022]  __arm64_sys_renameat2+0xe0/0xfc
[   43.124549][ T4022]  invoke_syscall+0x98/0x2b8
[   43.125783][ T4022]  el0_svc_common+0x138/0x258
[   43.127060][ T4022]  do_el0_svc+0x58/0x14c
[   43.128244][ T4022]  el0_svc+0x78/0x1e0
[   43.129327][ T4022]  el0t_64_sync_handler+0xcc/0xe4
[   43.130711][ T4022]  el0t_64_sync+0x1a0/0x1a4
[   43.131981][ T4022] 
[   43.132608][ T4022] The buggy address belongs to the object at ffff0000e3003780
[   43.132608][ T4022]  which belongs to the cache jfs_ip of size 2240
[   43.136443][ T4022] The buggy address is located 21 bytes to the right of
[   43.136443][ T4022]  2240-byte region [ffff0000e3003780, ffff0000e3004040)
[   43.140325][ T4022] The buggy address belongs to the page:
[   43.141880][ T4022] page:00000000ae17d785 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x123000
[   43.144739][ T4022] head:00000000ae17d785 order:3 compound_mapcount:0 compound_pincount:0
[   43.147184][ T4022] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff)
[   43.149450][ T4022] raw: 05ffc00000010200 0000000000000000 dead000000000122 ffff0000c69c3c80
[   43.151894][ T4022] raw: 0000000000000000 00000000800d000d 00000001ffffffff 0000000000000000
[   43.154431][ T4022] page dumped because: kasan: bad access detected
[   43.156265][ T4022] 
[   43.156944][ T4022] Memory state around the buggy address:
[   43.158550][ T4022]  ffff0000e3003f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   43.160824][ T4022]  ffff0000e3003f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   43.163114][ T4022] >ffff0000e3004000: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc
[   43.165320][ T4022]                                                  ^
[   43.167174][ T4022]  ffff0000e3004080: fc fc fc fc fc fc fc fc 00 00 00 00 00 00 00 00
[   43.169525][ T4022]  ffff0000e3004100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   43.171805][ T4022] ==================================================================
[   43.174090][ T4022] Disabling lock debugging due to kernel taint
[   43.176029][ T4022] find_entry called with index = 0
[   43.177703][ T4022] read_mapping_page failed!
[   43.178875][ T4022] ERROR: (device loop0): txAbort: 
[   43.178875][ T4022] 
[   48.097923][  T555] ERROR: (device loop0): diWrite: ixpxd invalid
[   48.097923][  T555] 
[   48.100352][  T555] ERROR: (device loop0): txAbort: 
[   48.100352][  T555] 
[   48.102418][  T555] jfs_write_inode: jfs_commit_inode failed!
[   48.104197][  T555] 
[   48.104197][  T555]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   48.104197][  T555] 
[   48.107058][  T555] 
[   48.107058][  T555]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   48.107058][  T555] 
[   48.111077][  T241] 
[   48.111077][  T241]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   48.111077][  T241]