------------[ cut here ]------------ WARNING: CPU: 1 PID: 93 at fs/jfs/jfs_dmap.c:2875 dbAdjTree fs/jfs/jfs_dmap.c:-1 [inline] WARNING: CPU: 1 PID: 93 at fs/jfs/jfs_dmap.c:2875 dbJoin+0xa08/0xb0c fs/jfs/jfs_dmap.c:2843 Modules linked in: CPU: 1 PID: 93 Comm: jfsCommit Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 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 : ffff80001ffc7a20 x29: ffff80001ffc7a80 x28: 0000000000000000 x27: ffff0000f13e5010 x26: ffff0000f13e5804 x25: 0000000000000001 x24: 0000000000000001 x23: 1fffe0001e27ca04 x22: 0000000000000155 x21: 0000000000020056 x20: 0000000000000004 x19: dfff800000000000 x18: 1fffe00033e7697e x17: ffff8000098e1430 x16: ffff8000082dba2c x15: 0000000000000000 x14: 0000000000000001 x13: 1fffff8000789f28 x12: 0000000000000000 x11: ff008000098c43bc x10: 0000000000000000 x9 : ffff8000098c43bc x8 : ffff0000c7d98000 x7 : ffff8000086fd29c 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: 244 hardirqs last enabled at (243): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (243): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (244): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (130): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (130): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (99): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---