------------[ cut here ]------------ WARNING: CPU: 1 PID: 94 at fs/jfs/jfs_dmap.c:2882 dbAdjTree+0x3a8/0x414 fs/jfs/jfs_dmap.c:2882 Modules linked in: CPU: 1 PID: 94 Comm: jfsCommit Not tainted 6.1.141-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : dbAdjTree+0x3a8/0x414 fs/jfs/jfs_dmap.c:2882 lr : dbAdjTree+0x3a8/0x414 fs/jfs/jfs_dmap.c:2882 sp : ffff8000203c79d0 x29: ffff8000203c79e0 x28: 00000000dff00000 x27: ffff0000c3975804 x26: dfff800000000000 x25: ffff0000c3975010 x24: 0000000000020056 x23: ffff0000c3975018 x22: 0000000000000155 x21: 0000000000000001 x20: 0000000000000004 x19: dfff800000000000 x18: ffff800011a7bce0 x17: ffff8000181a1000 x16: ffff8000082d0750 x15: 0000000000000000 x14: 0000000000000406 x13: 0000000000ff0100 x12: 0000000000ff0100 x11: ff0080000986eb90 x10: 0000000000000000 x9 : ffff80000986eb90 x8 : ffff0000c84e1bc0 x7 : ffff8000086e3600 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000004 x1 : 0000000000000155 x0 : 0000000000020056 Call trace: dbAdjTree+0x3a8/0x414 fs/jfs/jfs_dmap.c:2882 dbJoin+0x1ec/0x2a4 fs/jfs/jfs_dmap.c:2850 dbFreeBits+0x430/0xc44 fs/jfs/jfs_dmap.c:2347 dbFreeDmap fs/jfs/jfs_dmap.c:2096 [inline] dbFree+0x2d4/0x5b0 fs/jfs/jfs_dmap.c:413 txFreeMap+0x640/0xb44 fs/jfs/jfs_txnmgr.c:2534 txUpdateMap+0x294/0x79c fs/jfs/jfs_txnmgr.c:-1 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline] jfs_lazycommit+0x378/0x918 fs/jfs/jfs_txnmgr.c:2732 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864 irq event stamp: 34 hardirqs last enabled at (33): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (33): [] _raw_spin_unlock_irq+0x3c/0x90 kernel/locking/spinlock.c:202 hardirqs last disabled at (34): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (0): [] copy_process+0x1244/0x3670 kernel/fork.c:2296 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0000000000000000 ]---