forked to background, child pid 5909 [ 13.504616][ T5910] 8021q: adding VLAN 0 to HW filter on device bond0 [ 13.508436][ T5910] eql: remember to turn off Van-Jacobson compression on your slave devices [ 13.549155][ T41] gve 0000:00:00.0 enp0s0: Device link is up. Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.228' (ED25519) to the list of known hosts. executing program syzkaller login: [ 33.218714][ T6240] loop0: detected capacity change from 0 to 32768 [ 33.233494][ T6240] ------------[ cut here ]------------ [ 33.235032][ T6240] UBSAN: shift-out-of-bounds in fs/jfs/jfs_dmap.c:2639:11 [ 33.236759][ T6240] shift exponent 80 is too large for 32-bit type 'int' [ 33.238560][ T6240] CPU: 1 PID: 6240 Comm: syz-executor398 Not tainted 6.9.0-rc3-syzkaller-gb5d2afe8745b #0 [ 33.241019][ T6240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 33.243631][ T6240] Call trace: [ 33.244465][ T6240] dump_backtrace+0x1b8/0x1e4 [ 33.245735][ T6240] show_stack+0x2c/0x3c [ 33.246782][ T6240] dump_stack_lvl+0xe4/0x150 [ 33.248001][ T6240] dump_stack+0x1c/0x28 [ 33.249081][ T6240] __ubsan_handle_shift_out_of_bounds+0x2f4/0x36c [ 33.250784][ T6240] dbSplit+0x1d4/0x1d8 [ 33.251904][ T6240] dbAllocBits+0x434/0x8d8 [ 33.253081][ T6240] dbAllocDmapLev+0x1d4/0x414 [ 33.254291][ T6240] dbAllocCtl+0x104/0x844 [ 33.255451][ T6240] dbAllocAG+0x208/0xe4c [ 33.256537][ T6240] dbAlloc+0x520/0xb68 [ 33.257613][ T6240] dtInsert+0xab0/0x54f4 [ 33.258718][ T6240] jfs_symlink+0x71c/0xed0 [ 33.259895][ T6240] vfs_symlink+0x138/0x260 [ 33.261086][ T6240] do_symlinkat+0x1bc/0x45c [ 33.262302][ T6240] __arm64_sys_symlinkat+0xa4/0xbc [ 33.263623][ T6240] invoke_syscall+0x98/0x2b8 [ 33.264794][ T6240] el0_svc_common+0x130/0x23c [ 33.266080][ T6240] do_el0_svc+0x48/0x58 [ 33.267182][ T6240] el0_svc+0x54/0x168 [ 33.268261][ T6240] el0t_64_sync_handler+0x84/0xfc [ 33.269548][ T6240] el0t_64_sync+0x190/0x194 [ 33.272448][ T6240] ---[ end trace ]--- [ 33.273592][ T6240] find_entry called with index >= next_index [ 33.275177][ T6240] find_entry called with index >= next_index [ 33.276669][ T6240] find_entry called with index >= next_index