Warning: Permanently added '10.128.1.29' (ED25519) to the list of known hosts.
executing program
syzkaller login: [   40.026823][ T4296] page:00000000dc63ba6c refcount:4 mapcount:1 mapping:0000000005f9aa71 index:0x0 pfn:0x11fd26
[   40.029011][ T4296] memcg:ffff0000c0940000
[   40.029828][ T4296] aops:shmem_aops ino:3
[   40.030632][ T4296] flags: 0x5ffd80000080815(locked|uptodate|lru|arch_1|swapbacked|node=0|zone=2|lastcpupid=0x7ff)
[   40.032662][ T4296] raw: 05ffd80000080815 fffffc00037e5208 fffffc0003813b08 ffff0000d1c95bc8
[   40.034325][ T4296] raw: 0000000000000000 0000000000000000 0000000400000000 ffff0000c0940000
[   40.036057][ T4296] page dumped because: VM_BUG_ON_FOLIO(folio_mapped(folio))
[   40.037632][ T4296] ------------[ cut here ]------------
[   40.038707][ T4296] kernel BUG at mm/filemap.c:153!
[   40.039757][ T4296] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
[   40.041255][ T4296] Modules linked in:
[   40.042021][ T4296] CPU: 0 PID: 4296 Comm: syz-executor272 Not tainted 6.1.116-syzkaller #0
[   40.043636][ T4296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   40.045526][ T4296] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   40.046999][ T4296] pc : filemap_unaccount_folio+0x464/0x50c
[   40.048139][ T4296] lr : filemap_unaccount_folio+0x464/0x50c
[   40.049245][ T4296] sp : ffff800020d97000
[   40.050039][ T4296] x29: ffff800020d97010 x28: 0000000000000000 x27: ffff800020d97348
[   40.051578][ T4296] x26: dfff800000000000 x25: dfff800000000000 x24: 1fffe0001a392b79
[   40.053115][ T4296] x23: ffff0000d1c95bc8 x22: ffff800020d970e0 x21: ffff7000041b2e18
[   40.054664][ T4296] x20: ffff0000d1c95bc8 x19: fffffc00037f4980 x18: ffff800020d964c0
[   40.056223][ T4296] x17: 0000000000000000 x16: ffff8000122986bc x15: 0000000000000000
[   40.057769][ T4296] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000000001
[   40.059423][ T4296] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008839eb4
[   40.060951][ T4296] x8 : ffff0000dec59bc0 x7 : 0000000000000001 x6 : 0000000000000001
[   40.062476][ T4296] x5 : ffff800020d96878 x4 : ffff800015ac3800 x3 : ffff80000858aa4c
[   40.064014][ T4296] x2 : 0000000000000001 x1 : 0000000100000002 x0 : 0000000000000039
[   40.065617][ T4296] Call trace:
[   40.066251][ T4296]  filemap_unaccount_folio+0x464/0x50c
[   40.067424][ T4296]  __filemap_remove_folio+0xc4/0x604
[   40.068572][ T4296]  filemap_remove_folio+0xd4/0x1cc
[   40.069553][ T4296]  truncate_inode_folio+0x6c/0x84
[   40.070535][ T4296]  shmem_undo_range+0x428/0x16b8
[   40.071493][ T4296]  shmem_evict_inode+0x200/0x8a8
[   40.072482][ T4296]  evict+0x418/0x894
[   40.073303][ T4296]  iput+0x7c0/0x8a4
[   40.074079][ T4296]  dentry_unlink_inode+0x37c/0x4bc
[   40.075184][ T4296]  __dentry_kill+0x324/0x5e4
[   40.076063][ T4296]  dentry_kill+0xc8/0x250
[   40.076910][ T4296]  dput+0x218/0x454
[   40.077744][ T4296]  __fput+0x488/0x7c8
[   40.078530][ T4296]  ____fput+0x20/0x30
[   40.079320][ T4296]  task_work_run+0x240/0x2f0
[   40.080219][ T4296]  do_notify_resume+0x2148/0x3474
[   40.081160][ T4296]  el0_svc+0x9c/0x168
[   40.081887][ T4296]  el0t_64_sync_handler+0x84/0xf0
[   40.082930][ T4296]  el0t_64_sync+0x18c/0x190
[   40.083913][ T4296] Code: b004e8e1 91280021 aa1303e0 9403c315 (d4210000) 
[   40.085460][ T4296] ---[ end trace 0000000000000000 ]---
[   40.483082][ T4296] Kernel panic - not syncing: Oops - BUG: Fatal exception
[   40.484570][ T4296] SMP: stopping secondary CPUs
[   40.485563][ T4296] Kernel Offset: disabled
[   40.486449][ T4296] CPU features: 0x080000,02070084,26017203
[   40.487632][ T4296] Memory Limit: none
[   40.853803][ T4296] Rebooting in 86400 seconds..