Warning: Permanently added '10.128.0.115' (ED25519) to the list of known hosts.
executing program
[   40.407273][ T4027] page:00000000e5b9c1d3 refcount:4 mapcount:1 mapping:0000000051c9b3f0 index:0x0 pfn:0x121d4a
[   40.410318][ T4027] memcg:ffff0000c08a4000
[   40.411490][ T4027] aops:shmem_aops ino:2
[   40.412571][ T4027] flags: 0x5ffc00000080017(locked|referenced|uptodate|lru|swapbacked|node=0|zone=2|lastcpupid=0x7ff)
[   40.415437][ T4027] raw: 05ffc00000080017 fffffc0003875208 ffff0000c03f4000 ffff0000c19d3510
[   40.417791][ T4027] raw: 0000000000000000 0000000000000000 0000000400000000 ffff0000c08a4000
[   40.420089][ T4027] page dumped because: VM_BUG_ON_PAGE(page_mapped(page))
[   40.422003][ T4027] ------------[ cut here ]------------
[   40.423454][ T4027] kernel BUG at mm/filemap.c:166!
[   40.424861][ T4027] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
[   40.426926][ T4027] Modules linked in:
[   40.427930][ T4027] CPU: 0 PID: 4027 Comm: syz-executor172 Not tainted 5.15.182-syzkaller #0
[   40.430184][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[   40.432824][ T4027] pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   40.434853][ T4027] pc : unaccount_page_cache_page+0x600/0x744
[   40.436453][ T4027] lr : unaccount_page_cache_page+0x600/0x744
[   40.438007][ T4027] sp : ffff80001f2371c0
[   40.439067][ T4027] x29: ffff80001f2371c0 x28: ffff700003e46e4c x27: ffff80001f237560
[   40.441205][ T4027] x26: 1fffff800070ea51 x25: dfff800000000000 x24: fffffc0003875208
[   40.443291][ T4027] x23: 0000000000000000 x22: fffffc0003875208 x21: fffffc0003875288
[   40.445469][ T4027] x20: ffff0000c19d3510 x19: fffffc0003875280 x18: 0000000000000002
[   40.447613][ T4027] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff
[   40.449817][ T4027] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100
[   40.451967][ T4027] x11: 0000000000000001 x10: 0000000000000000 x9 : 42ce29ae9f43e100
[   40.454117][ T4027] x8 : 42ce29ae9f43e100 x7 : 0000000000000001 x6 : 0000000000000001
[   40.456286][ T4027] x5 : ffff80001f2367d8 x4 : ffff80001422f280 x3 : ffff800008503828
[   40.458455][ T4027] x2 : 0000000000000001 x1 : 0000000100000001 x0 : 0000000000000036
[   40.460576][ T4027] Call trace:
[   40.461413][ T4027]  unaccount_page_cache_page+0x600/0x744
[   40.462896][ T4027]  __delete_from_page_cache+0xc0/0x5b8
[   40.464337][ T4027]  delete_from_page_cache+0x104/0x178
[   40.465782][ T4027]  truncate_inode_page+0x98/0xc8
[   40.467190][ T4027]  shmem_undo_range+0x3c8/0x1234
[   40.468523][ T4027]  shmem_evict_inode+0x1c0/0x838
[   40.469900][ T4027]  evict+0x3c8/0x810
[   40.470956][ T4027]  iput+0x6c4/0x77c
[   40.472026][ T4027]  dentry_unlink_inode+0x360/0x438
[   40.473388][ T4027]  __dentry_kill+0x320/0x598
[   40.474674][ T4027]  dentry_kill+0xc8/0x248
[   40.475828][ T4027]  dput+0x23c/0x458
[   40.476839][ T4027]  __fput+0x494/0x7f8
[   40.477957][ T4027]  ____fput+0x20/0x30
[   40.479063][ T4027]  task_work_run+0x12c/0x1e0
[   40.480276][ T4027]  do_notify_resume+0x24b4/0x3128
[   40.481641][ T4027]  el0_svc+0xf0/0x1e0
[   40.482695][ T4027]  el0t_64_sync_handler+0xcc/0xe4
[   40.484049][ T4027]  el0t_64_sync+0x1a0/0x1a4
[   40.485255][ T4027] Code: 900467c1 911c8021 aa1303e0 9403338b (d4210000) 
[   40.487134][ T4027] ---[ end trace 4c5c5f3d6afb317f ]---
[   40.789962][ T4027] Kernel panic - not syncing: Oops - BUG: Fatal exception
[   40.791926][ T4027] SMP: stopping secondary CPUs
[   40.793230][ T4027] Kernel Offset: disabled
[   40.794394][ T4027] CPU features: 0x8,000081c1,21302e40
[   40.795833][ T4027] Memory Limit: none
[   41.077257][ T4027] Rebooting in 86400 seconds..