Warning: Permanently added '10.128.0.82' (ED25519) to the list of known hosts. executing program [ 40.442588][ T6514] loop0: detected capacity change from 0 to 40427 [ 40.445509][ T6514] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 40.445557][ T6514] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 40.452894][ T6514] F2FS-fs (loop0): invalid crc value [ 40.483048][ T6514] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 40.483368][ T6514] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 40.495917][ T6513] syz-executor286: attempt to access beyond end of device [ 40.495917][ T6513] loop0: rw=2049, sector=45096, nr_sectors = 8 limit=40427 [ 40.500171][ T6513] CPU: 1 UID: 0 PID: 6513 Comm: syz-executor286 Not tainted 6.16.0-rc2-syzkaller-g9aa9b43d689e #0 PREEMPT [ 40.500198][ T6513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 40.500207][ T6513] Call trace: [ 40.500211][ T6513] show_stack+0x2c/0x3c (C) [ 40.500232][ T6513] __dump_stack+0x30/0x40 [ 40.500247][ T6513] dump_stack_lvl+0xd8/0x12c [ 40.500260][ T6513] dump_stack+0x1c/0x28 [ 40.500273][ T6513] f2fs_handle_critical_error+0x34c/0x4b8 [ 40.500287][ T6513] f2fs_stop_checkpoint+0x5c/0x70 [ 40.500301][ T6513] f2fs_write_end_io+0x58c/0x818 [ 40.500313][ T6513] bio_endio+0x804/0x840 [ 40.500325][ T6513] submit_bio_noacct+0x158/0x176c [ 40.500340][ T6513] submit_bio+0x354/0x4d4 [ 40.500352][ T6513] f2fs_submit_write_bio+0x13c/0x324 [ 40.500364][ T6513] __submit_merged_bio+0x254/0x704 [ 40.500376][ T6513] __submit_merged_write_cond+0x23c/0x4ac [ 40.500387][ T6513] f2fs_write_data_pages+0x1d28/0x2634 [ 40.500400][ T6513 ** replaying previous printk message ** [ 40.500400][ T6513] do_writepages+0x270/0x468 [ 40.500415][ T6513] filemap_fdatawrite+0x144/0x1e8 [ 40.500430][ T6513] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 40.500444][ T6513] f2fs_write_checkpoint+0x684/0x1694 [ 40.500459][ T6513] kill_f2fs_super+0x21c/0x584 [ 40.500470][ T6513] deactivate_locked_super+0xc4/0x12c [ 40.500482][ T6513] deactivate_super+0xe0/0x100 [ 40.500493][ T6513] cleanup_mnt+0x31c/0x3ac [ 40.500505][ T6513] __cleanup_mnt+0x20/0x30 [ 40.500516][ T6513] task_work_run+0x1dc/0x260 [ 40.500528][ T6513] do_notify_resume+0x16c/0x1ec [ 40.500541][ T6513] el0_svc+0xb4/0x17c [ 40.500554][ T6513] el0t_64_sync_handler+0x78/0x108 [ 40.500567][ T6513] el0t_64_sync+0x198/0x19c [ 40.528744][ T6513] F2FS-fs (loop0): Remounting filesystem read-only [ 40.530019][ T153] page: refcount:3 mapcount:0 mapping:0000000042c91f36 index:0xb pfn:0x11f659 [ 40.530065][ T153] memcg:ffff0000c19c0000 [ 40.530085][ T153] aops:f2fs_node_aops ino:1 [ 40.530110][ T153] flags: 0x5ffc00000004038(uptodate|dirty|lru|private|node=0|zone=2|lastcpupid=0x7ff) [ 40.530142][ T153] raw: 05ffc00000004038 fffffdffc34980c8 fffffdffc37d8948 ffff0000de058220 [ 40.530165][ T153] raw: 000000000000000b 0000000000000009 00000003ffffffff ffff0000c19c0000 [ 40.530185][ T153] page dumped because: VM_BUG_ON_FOLIO(!folio_test_locked(folio)) [ 40.530301][ T153] ------------[ cut here ]------------ [ 40.530313][ T153] kernel BUG at mm/filemap.c:1498! [ 40.530363][ T153] Internal error: Oops - BUG: 00000000f2000800 [#1] SMP [ 40.569210][ T153] Modules linked in: [ 40.570325][ T153] CPU: 0 UID: 0 PID: 153 Comm: kworker/u8:5 Not tainted 6.16.0-rc2-syzkaller-g9aa9b43d689e #0 PREEMPT [ 40.573316][ T153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 40.576034][ T153] Workqueue: writeback wb_workfn (flush-7:0) [ 40.577659][ T153] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.579812][ T153] pc : folio_unlock+0xfc/0x120 [ 40.581129][ T153] lr : folio_unlock+0xfc/0x120 [ 40.582446][ T153] sp : ffff80009b8c6df0 [ 40.583563][ T153] x29: ffff80009b8c6df0 x28: 0000000000000003 x27: ffff80009b8c7480 [ 40.585733][ T153] x26: ffff0000c9acd15c x25: ffff80009b8c6f28 x24: 00003e0040000000 [ 40.587957][ T153] x23: fffffdffc37d9640 x22: dfff800000000000 x21: dfff800000000000 [ 40.590194][ T153] x20: 05ffc00000004038 x19: fffffdffc37d9640 x18: 00000000ffffffff [ 40.592413][ T153] x17: 0000000000000000 x16: ffff80008ae33808 x15: ffff700011ed61d4 [ 40.594615][ T153] x14: 1ffff00011ed61d4 x13: 0000000000000004 x12: ffffffffffffffff [ 40.596791][ T153] x11: ffff700011ed61d4 x10: 0000000000ff0100 x9 : 69a7ec46ede53500 [ 40.598961][ T153] x8 : 69a7ec46ede53500 x7 : 0000000000000001 x6 : 0000000000000001 [ 40.601164][ T153] x5 : ffff80009b8c64f8 x4 : ffff80008f727060 x3 : ffff80008054c348 [ 40.603355][ T153] x2 : 0000000000000000 x1 : 0000000100000000 x0 : 000000000000003f [ 40.605572][ T153] Call trace: [ 40.606489][ T153] folio_unlock+0xfc/0x120 (P) [ 40.607799][ T153] f2fs_sync_node_pages+0x16bc/0x18d8 [ 40.609284][ T153] f2fs_write_node_pages+0x278/0x614 [ 40.610708][ T153] do_writepages+0x270/0x468 [ 40.611998][ T153] __writeback_single_inode+0x15c/0x13e8 [ 40.613591][ T153] writeback_sb_inodes+0x558/0xe38 [ 40.615004][ T153] wb_writeback+0x3cc/0xd70 [ 40.616225][ T153] wb_workfn+0x338/0xdc0 [ 40.617365][ T153] process_one_work+0x7e8/0x155c [ 40.618707][ T153] worker_thread+0x958/0xed8 [ 40.619954][ T153] kthread+0x5fc/0x75c [ 40.621077][ T153] ret_from_fork+0x10/0x20 [ 40.622360][ T153] Code: b0053141 91050021 aa1303e0 94032ff0 (d4210000) [ 40.624289][ T153] ---[ end trace 0000000000000000 ]--- [ 40.907061][ T153] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 40.909052][ T153] SMP: stopping secondary CPUs [ 40.910376][ T153] Kernel Offset: disabled [ 40.911586][ T153] CPU features: 0x2000,000081c0,020004a1,04017203 [ 40.913341][ T153] Memory Limit: none [ 41.184312][ T153] Rebooting in 86400 seconds..