------------[ cut here ]------------ WARNING: CPU: 1 PID: 94 at fs/jfs/jfs_dmap.c:2875 dbAdjTree fs/jfs/jfs_dmap.c:-1 [inline] WARNING: CPU: 1 PID: 94 at fs/jfs/jfs_dmap.c:2875 dbJoin+0xa08/0xb0c fs/jfs/jfs_dmap.c:2843 Modules linked in: CPU: 1 PID: 94 Comm: jfsCommit Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : dbAdjTree fs/jfs/jfs_dmap.c:-1 [inline] pc : dbJoin+0xa08/0xb0c fs/jfs/jfs_dmap.c:2843 lr : dbAdjTree fs/jfs/jfs_dmap.c:2875 [inline] lr : dbJoin+0xa04/0xb0c fs/jfs/jfs_dmap.c:2843 sp : ffff8000206c7a20 x29: ffff8000206c7a80 x28: 0000000000000000 x27: ffff0000d679b010 x26: ffff0000d679b804 x25: 0000000000000001 x24: 0000000000000001 x23: 1fffe0001acf3604 x22: 0000000000000155 x21: 0000000000020056 x20: 0000000000000004 x19: dfff800000000000 x18: 1fffe00033e7697e x17: ffff8000098e7efc x16: ffff8000082dbd3c x15: 0000000000000000 x14: 0000000000000001 x13: 1fffff80006b3cd8 x12: 0000000000000000 x11: ff008000098cae88 x10: 0000000000000000 x9 : ffff8000098cae88 x8 : ffff0000c8d2b800 x7 : ffff8000086fdd10 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000004 x1 : 0000000000000155 x0 : 0000000000000000 Call trace: dbAdjTree fs/jfs/jfs_dmap.c:-1 [inline] dbJoin+0xa08/0xb0c fs/jfs/jfs_dmap.c:2843 dbFreeBits+0x40c/0xbf4 fs/jfs/jfs_dmap.c:2340 dbFreeDmap fs/jfs/jfs_dmap.c:2089 [inline] dbFree+0x2dc/0x5d4 fs/jfs/jfs_dmap.c:398 txFreeMap+0x67c/0xb94 fs/jfs/jfs_txnmgr.c:2535 txUpdateMap+0x28c/0x7b0 fs/jfs/jfs_txnmgr.c:-1 txLazyCommit fs/jfs/jfs_txnmgr.c:2665 [inline] jfs_lazycommit+0x360/0x930 fs/jfs/jfs_txnmgr.c:2733 kthread+0x254/0x2e0 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 32 hardirqs last enabled at (31): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (31): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (32): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (0): [] copy_process+0x1370/0x38f4 kernel/fork.c:2303 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0000000000000000 ]---