BUG at fs/jfs/jfs_dmap.c:3039 assert(bitno < 32)
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kernel BUG at fs/jfs/jfs_dmap.c:3039!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 5200 Comm: syz.4.209 Not tainted 6.1.123-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : dbFindBits+0x1e0/0x1e4 fs/jfs/jfs_dmap.c:3039
lr : dbFindBits+0x1e0/0x1e4 fs/jfs/jfs_dmap.c:3039
sp : ffff800021586b90
x29: ffff800021586b90 x28: 00000000ffffffff x27: 1ffff000042b0d7c
x26: dfff800000000000 x25: 0000000000000000 x24: 0000000000000000
x23: ffff800016040c50 x22: 0000000000000020 x21: 0000000000000000
x20: 0000000000000001 x19: 0000000000000000 x18: ffff8000215860e0
x17: 0000000000000000 x16: ffff80001232d384 x15: 0000000000000002
x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000080000
x11: 0000000000015e19 x10: ffff80002946a000 x9 : 573339801db33b00
x8 : 573339801db33b00 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800021586498 x4 : ffff800015b731c0 x3 : ffff80000ab3646c
x2 : ffff0001b3cdfcd0 x1 : 0000000100000000 x0 : 0000000000000030
Call trace:
 dbFindBits+0x1e0/0x1e4 fs/jfs/jfs_dmap.c:3039
 dbAllocDmapLev+0x194/0x414 fs/jfs/jfs_dmap.c:1988
 dbAllocCtl+0x12c/0x890 fs/jfs/jfs_dmap.c:1828
 dbAllocAG+0x208/0xe4c fs/jfs/jfs_dmap.c:1364
 dbAlloc+0x520/0xb68 fs/jfs/jfs_dmap.c:888
 dtSplitUp fs/jfs/jfs_dtree.c:981 [inline]
 dtInsert+0xb18/0x573c fs/jfs/jfs_dtree.c:870
 jfs_create+0x698/0xa1c fs/jfs/namei.c:137
 lookup_open fs/namei.c:3482 [inline]
 open_last_lookups fs/namei.c:3550 [inline]
 path_openat+0xeac/0x2548 fs/namei.c:3780
 do_filp_open+0x1bc/0x3cc fs/namei.c:3810
 do_sys_openat2+0x128/0x3e0 fs/open.c:1318
 do_sys_open fs/open.c:1334 [inline]
 __do_sys_openat fs/open.c:1350 [inline]
 __se_sys_openat fs/open.c:1345 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: d0046e63 91068063 52817be2 9593d0b7 (d4210000) 
---[ end trace 0000000000000000 ]---