Warning: Permanently added '10.128.1.133' (ED25519) to the list of known hosts. executing program syzkaller login: [ 39.159486][ T4294] loop0: detected capacity change from 0 to 32768 [ 39.179188][ T4294] read_mapping_page failed! [ 39.180559][ T4294] ERROR: (device loop0): txAbort: [ 39.180559][ T4294] [ 39.182972][ T4294] ERROR: (device loop0): remounting filesystem as read-only executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.189104][ T94] BUG at fs/jfs/jfs_txnmgr.c:931 assert(mp->nohomeok > 0) [ 44.191228][ T94] ------------[ cut here ]------------ [ 44.192638][ T94] kernel BUG at fs/jfs/jfs_txnmgr.c:931! [ 44.194131][ T94] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 44.196101][ T94] Modules linked in: [ 44.197169][ T94] CPU: 1 PID: 94 Comm: jfsCommit Not tainted 6.1.140-syzkaller #0 [ 44.199403][ T94] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 44.202093][ T94] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.204197][ T94] pc : txUnlock+0xb4c/0xb78 [ 44.205390][ T94] lr : txUnlock+0xb4c/0xb78 [ 44.206596][ T94] sp : ffff80001dfb7c40 [ 44.207678][ T94] x29: ffff80001dfb7cc0 x28: ffff80001c414098 x27: ffff80001fd04130 [ 44.209826][ T94] x26: dfff800000000000 x25: ffff80001c414044 x24: ffff80001c414000 [ 44.211984][ T94] x23: ffff80001c414000 x22: ffff0000d39f04d8 x21: 0000000000000048 [ 44.214107][ T94] x20: ffff80001ff250d8 x19: 0000000000000000 x18: ffff800011a7bd00 [ 44.216217][ T94] x17: 0000000000000000 x16: ffff8000082d1c1c x15: 0000000000000000 [ 44.218328][ T94] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 [ 44.220399][ T94] x11: ff008000083098d0 x10: 0000000000000000 x9 : 89b5698f36041f00 [ 44.222517][ T94] x8 : 89b5698f36041f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 44.224585][ T94] x5 : ffff80001dfb7718 x4 : ffff800015154740 x3 : ffff80000a83bd8c [ 44.226724][ T94] x2 : ffff00019f738cd0 x1 : 0000000100000000 x0 : 0000000000000037 [ 44.228850][ T94] Call trace: [ 44.229704][ T94] txUnlock+0xb4c/0xb78 [ 44.230817][ T94] jfs_lazycommit+0x464/0x918 [ 44.232024][ T94] kthread+0x250/0x2d8 [ 44.233087][ T94] ret_from_fork+0x10/0x20 [ 44.234242][ T94] Code: 90042aa3 912c0063 52807462 95fe679e (d4210000) [ 44.236093][ T94] ---[ end trace 0000000000000000 ]--- [ 44.583201][ T94] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 44.585148][ T94] SMP: stopping secondary CPUs [ 44.586406][ T94] Kernel Offset: disabled [ 44.587540][ T94] CPU features: 0x080000,02070084,26017203 [ 44.589123][ T94] Memory Limit: none [ 44.896359][ T94] Rebooting in 86400 seconds..