UBSAN: shift-out-of-bounds in fs/jfs/jfs_dmap.c:2707:11
shift exponent 80 is too large for 32-bit type 'int'
CPU: 1 PID: 7722 Comm: syz-executor.1 Not tainted 5.15.157-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call trace:
 dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106
 dump_stack+0x1c/0x58 lib/dump_stack.c:113
 ubsan_epilogue lib/ubsan.c:151 [inline]
 __ubsan_handle_shift_out_of_bounds+0x2f8/0x378 lib/ubsan.c:321
 dbSplit+0x1d4/0x1d8 fs/jfs/jfs_dmap.c:2707
 dbAllocBits+0x434/0x8d8 fs/jfs/jfs_dmap.c:2259
 dbAllocDmap fs/jfs/jfs_dmap.c:2100 [inline]
 dbAllocDmapLev+0x1d4/0x414 fs/jfs/jfs_dmap.c:2054
 dbAllocCtl+0x104/0x878 fs/jfs/jfs_dmap.c:1891
 dbAllocAG+0x208/0xe4c fs/jfs/jfs_dmap.c:1432
 dbAlloc+0x4b0/0xa18 fs/jfs/jfs_dmap.c:888
 dtSplitUp fs/jfs/jfs_dtree.c:979 [inline]
 dtInsert+0xaa0/0x5534 fs/jfs/jfs_dtree.c:868
 jfs_symlink+0x910/0xf1c fs/jfs/namei.c:1019
 vfs_symlink+0x244/0x3a8 fs/namei.c:4429
 do_symlinkat+0x364/0x6b0 fs/namei.c:4458
 __do_sys_symlinkat fs/namei.c:4475 [inline]
 __se_sys_symlinkat fs/namei.c:4472 [inline]
 __arm64_sys_symlinkat+0xa4/0xbc fs/namei.c:4472
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
================================================================================
find_entry called with index >= next_index
find_entry called with index >= next_index
find_entry called with index >= next_index