------------[ cut here ]------------
UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:2778:24
index 1621 is out of range for type 's8[1365]' (aka 'signed char[1365]')
CPU: 1 PID: 95 Comm: jfsCommit Not tainted 6.8.0-rc7-syzkaller-00135-g707081b61156 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
Call trace:
 dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:291
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:298
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
 dump_stack+0x1c/0x28 lib/dump_stack.c:113
 ubsan_epilogue lib/ubsan.c:217 [inline]
 __ubsan_handle_out_of_bounds+0xf8/0x148 lib/ubsan.c:347
 dbJoin+0x268/0x2a4 fs/jfs/jfs_dmap.c:2778
 dbFreeBits+0x458/0xc30 fs/jfs/jfs_dmap.c:2338
 dbFreeDmap fs/jfs/jfs_dmap.c:2087 [inline]
 dbFree+0x2d4/0x5b0 fs/jfs/jfs_dmap.c:409
 txFreeMap+0x668/0xb84 fs/jfs/jfs_txnmgr.c:2534
 txUpdateMap+0x2e8/0x8e4
 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline]
 jfs_lazycommit+0x3a4/0x98c fs/jfs/jfs_txnmgr.c:2733
 kthread+0x288/0x310 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860
---[ end trace ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 95 at fs/jfs/jfs_dmap.c:2873 dbAdjTree+0x3a0/0x480 fs/jfs/jfs_dmap.c:2873
Modules linked in:
CPU: 1 PID: 95 Comm: jfsCommit Not tainted 6.8.0-rc7-syzkaller-00135-g707081b61156 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : dbAdjTree+0x3a0/0x480 fs/jfs/jfs_dmap.c:2873
lr : dbAdjTree+0x3a0/0x480 fs/jfs/jfs_dmap.c:2873
sp : ffff800097417950
x29: ffff800097417950 x28: dfff800000000000 x27: 1fffe0001b15aa02
x26: dfff800000000000 x25: ffff0000d8ad5676 x24: 0000000000000000
x23: 0000000000000155 x22: 0000000000000656 x21: 0000000000000004
x20: 0000000000000001 x19: ffff0000d8ad5010 x18: 1fffe00036804396
x17: 0000000000000000 x16: ffff80008ad6b09c x15: ffff7000123e3bf0
x14: 1ffff000123e3bf0 x13: 0000000000000004 x12: ffffffffffffffff
x11: ffff7000123e3bf0 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000c4b78000 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800097417258 x4 : ffff80008ed822c0 x3 : 0000000000000000
x2 : 0000000000000004 x1 : 0000000000000155 x0 : 0000000000000656
Call trace:
 dbAdjTree+0x3a0/0x480 fs/jfs/jfs_dmap.c:2873
 dbJoin+0x1ec/0x2a4 fs/jfs/jfs_dmap.c:2841
 dbFreeBits+0x458/0xc30 fs/jfs/jfs_dmap.c:2338
 dbFreeDmap fs/jfs/jfs_dmap.c:2087 [inline]
 dbFree+0x2d4/0x5b0 fs/jfs/jfs_dmap.c:409
 txFreeMap+0x668/0xb84 fs/jfs/jfs_txnmgr.c:2534
 txUpdateMap+0x2e8/0x8e4
 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline]
 jfs_lazycommit+0x3a4/0x98c fs/jfs/jfs_txnmgr.c:2733
 kthread+0x288/0x310 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860
irq event stamp: 348
hardirqs last  enabled at (347): [<ffff80008036027c>] __up_console_sem kernel/printk/printk.c:341 [inline]
hardirqs last  enabled at (347): [<ffff80008036027c>] __console_unlock kernel/printk/printk.c:2706 [inline]
hardirqs last  enabled at (347): [<ffff80008036027c>] console_unlock+0x17c/0x3d4 kernel/printk/printk.c:3038
hardirqs last disabled at (348): [<ffff80008ad66988>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470
softirqs last  enabled at (332): [<ffff80008002189c>] softirq_handle_end kernel/softirq.c:399 [inline]
softirqs last  enabled at (332): [<ffff80008002189c>] __do_softirq+0xac8/0xce4 kernel/softirq.c:582
softirqs last disabled at (207): [<ffff80008002ab48>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81
---[ end trace 0000000000000000 ]---