Warning: Permanently added '10.128.0.70' (ED25519) to the list of known hosts. executing program [ 46.248429][ T4019] loop0: detected capacity change from 0 to 128 [ 46.327334][ T4019] VFS: Found a Xenix FS (block size = 1024) on device loop0 [ 46.329334][ T4019] Bad inode number on dev loop0: 2 is out of range [ 46.331019][ T4019] SysV FS: get root inode failed [ 46.332192][ T4019] oldfs: cannot read superblock [ 46.333540][ T4019] ------------[ cut here ]------------ [ 46.334891][ T4019] VFS: brelse: Trying to free free buffer [ 46.336420][ T4019] WARNING: CPU: 0 PID: 4019 at fs/buffer.c:1148 invalidate_bh_lru+0x130/0x228 [ 46.338673][ T4019] Modules linked in: [ 46.339731][ T4019] CPU: 0 PID: 4019 Comm: syz-executor416 Not tainted 5.15.177-syzkaller #0 [ 46.341953][ T4019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.344431][ T4019] pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.346482][ T4019] pc : invalidate_bh_lru+0x130/0x228 [ 46.347791][ T4019] lr : invalidate_bh_lru+0x130/0x228 [ 46.349090][ T4019] sp : ffff80001fb67650 [ 46.350103][ T4019] x29: ffff80001fb67650 x28: 0000000000000001 x27: dfff800000000000 [ 46.352091][ T4019] x26: ffff800008a78c8c x25: 0000000000000001 x24: ffff0001b4184298 [ 46.354250][ T4019] x23: 0000000000000000 x22: dfff800000000000 x21: 0000000000000000 [ 46.356223][ T4019] x20: ffff0000dd872970 x19: ffff800011d5d620 x18: 0000000000000003 [ 46.358219][ T4019] x17: 0000000000000000 x16: ffff800011b4efd4 x15: 00000000ffffffff [ 46.360344][ T4019] x14: ffff0000da780000 x13: 0000000000000001 x12: 0000000000000001 [ 46.362319][ T4019] x11: 0000000000000002 x10: 0000000000000000 x9 : 36ac7450d6b3c700 [ 46.364302][ T4019] x8 : 36ac7450d6b3c700 x7 : 0000000000000001 x6 : 0000000000000001 [ 46.366327][ T4019] x5 : ffff80001fb66db8 x4 : ffff800014c50660 x3 : ffff8000085568c0 [ 46.368346][ T4019] x2 : 0000000000000001 x1 : 0000000100000002 x0 : 0000000000000027 [ 46.370335][ T4019] Call trace: [ 46.371188][ T4019] invalidate_bh_lru+0x130/0x228 [ 46.372446][ T4019] smp_call_function_many_cond+0x908/0x1044 [ 46.373933][ T4019] on_each_cpu_cond_mask+0x5c/0xc4 [ 46.375195][ T4019] invalidate_bh_lrus+0x34/0x40 [ 46.376385][ T4019] blkdev_flush_mapping+0x164/0x324 [ 46.377747][ T4019] blkdev_put+0x498/0x6b0 [ 46.378850][ T4019] kill_block_super+0x98/0xdc [ 46.380048][ T4019] deactivate_locked_super+0xb8/0x13c [ 46.381337][ T4019] mount_bdev+0x294/0x370 [ 46.382410][ T4019] sysv_mount+0x44/0x58 [ 46.383445][ T4019] legacy_get_tree+0xd4/0x16c [ 46.384582][ T4019] vfs_get_tree+0x90/0x274 [ 46.385727][ T4019] do_new_mount+0x278/0x8fc [ 46.386903][ T4019] path_mount+0x594/0x101c [ 46.388019][ T4019] __arm64_sys_mount+0x510/0x5e0 [ 46.389174][ T4019] invoke_syscall+0x98/0x2b8 [ 46.390329][ T4019] el0_svc_common+0x138/0x258 [ 46.391581][ T4019] do_el0_svc+0x58/0x14c [ 46.392646][ T4019] el0_svc+0x7c/0x1f0 [ 46.393682][ T4019] el0t_64_sync_handler+0x84/0xe4 [ 46.394959][ T4019] el0t_64_sync+0x1a0/0x1a4 [ 46.396120][ T4019] irq event stamp: 14672 [ 46.397194][ T4019] hardirqs last enabled at (14671): [] kasan_quarantine_put+0xdc/0x204 [ 46.399714][ T4019] hardirqs last disabled at (14672): [] smp_call_function_many_cond+0x8fc/0x1044 [ 46.402480][ T4019] softirqs last enabled at (14272): [] local_bh_enable+0x10/0x34 [ 46.405007][ T4019] softirqs last disabled at (14270): [] local_bh_disable+0x10/0x34 [ 46.407416][ T4019] ---[ end trace ecbb03223c3e656d ]---