------------[ cut here ]------------ WARNING: CPU: 0 PID: 248 at fs/jfs/jfs_dmap.c:2935 dbAdjTree+0x3a8/0x414 fs/jfs/jfs_dmap.c:2935 Modules linked in: CPU: 0 PID: 248 Comm: jfsCommit Not tainted 5.15.189-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : dbAdjTree+0x3a8/0x414 fs/jfs/jfs_dmap.c:2935 lr : dbAdjTree+0x3a8/0x414 fs/jfs/jfs_dmap.c:2935 sp : ffff80001ef979b0 x29: ffff80001ef979c0 x28: 0000000000000001 x27: ffff0000e8685800 x26: dfff800000000000 x25: ffff0000e8685010 x24: 0000000000020056 x23: ffff0000e8685018 x22: 0000000000000155 x21: 0000000000000001 x20: 0000000000000004 x19: dfff800000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082bf708 x15: 0000000000000406 x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff80000979b4ec x8 : ffff0000c6e93680 x7 : ffff800008674b18 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000004 x1 : 0000000000000155 x0 : 0000000000020056 Call trace: dbAdjTree+0x3a8/0x414 fs/jfs/jfs_dmap.c:2935 dbJoin+0x1ec/0x2a4 fs/jfs/jfs_dmap.c:2903 dbFreeBits+0x438/0xbd0 fs/jfs/jfs_dmap.c:2400 dbFreeDmap fs/jfs/jfs_dmap.c:2149 [inline] dbFree+0x2d8/0x5c0 fs/jfs/jfs_dmap.c:398 txFreeMap+0x640/0xb44 fs/jfs/jfs_txnmgr.c:2568 txUpdateMap+0x294/0x7cc fs/jfs/jfs_txnmgr.c:-1 txLazyCommit fs/jfs/jfs_txnmgr.c:2698 [inline] jfs_lazycommit+0x384/0x9bc fs/jfs/jfs_txnmgr.c:2766 kthread+0x374/0x454 kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:855 irq event stamp: 66 hardirqs last enabled at (65): [] lock_page_memcg+0x110/0x234 mm/memcontrol.c:2059 hardirqs last disabled at (66): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (0): [] copy_process+0x111c/0x34ac kernel/fork.c:2235 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 563d6ae49011056c ]---