------------[ cut here ]------------ WARNING: CPU: 0 PID: 240 at fs/jfs/jfs_dmap.c:2935 dbAdjTree+0x3a8/0x414 fs/jfs/jfs_dmap.c:2935 Modules linked in: CPU: 0 PID: 240 Comm: jfsCommit Not tainted 5.15.189-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 pstate: 80400005 (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 : ffff80001ef673f0 x29: ffff80001ef67400 x28: 0000000000000001 x27: ffff0000d13f1800 x26: dfff800000000000 x25: ffff0000d13f1010 x24: 0000000000020056 x23: ffff0000d13f1018 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 : ffff0000c75db680 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+0x7b4/0xb44 fs/jfs/jfs_txnmgr.c:2549 xtTruncate+0xa04/0x2698 fs/jfs/jfs_xtree.c:3428 jfs_free_zero_link+0x2a4/0x410 fs/jfs/namei.c:758 jfs_evict_inode+0x2fc/0x3fc fs/jfs/inode.c:153 evict+0x3c8/0x810 fs/inode.c:647 iput_final fs/inode.c:1769 [inline] iput+0x6c4/0x77c fs/inode.c:1795 txUpdateMap+0x6ac/0x7cc fs/jfs/jfs_txnmgr.c:2401 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: 46 hardirqs last enabled at (45): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (45): [] _raw_spin_unlock_irqrestore+0xa8/0x14c kernel/locking/spinlock.c:194 hardirqs last disabled at (46): [] 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 5670145ae2ef2463 ]---