loop3: detected capacity change from 0 to 32768
BUG at fs/jfs/jfs_txnmgr.c:662 assert(last)
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_txnmgr.c:662!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4743 Comm: syz.3.58 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : txLock+0x1694/0x1838 fs/jfs/jfs_txnmgr.c:662
lr : txLock+0x1694/0x1838 fs/jfs/jfs_txnmgr.c:662
sp : ffff800022ad7680
x29: ffff800022ad76b0 x28: 1ffff00003fe4a00 x27: 0000000000000048
x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000005
x23: ffff80001ff25000 x22: ffff80001ff25000 x21: 0000000000000002
x20: ffff80001ff25168 x19: dfff800000000000 x18: ffff800011a6bd40
x17: 0000000000000000 x16: ffff8000082d4a88 x15: 0000000000000002
x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000080000
x11: 0000000000033bef x10: ffff80002896a000 x9 : 9912833edee2e300
x8 : 9912833edee2e300 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800022ad7158 x4 : ffff800015134e80 x3 : ffff80000a84b7ac
x2 : ffff00019f73bd10 x1 : 0000000100000000 x0 : 000000000000002b
Call trace:
 txLock+0x1694/0x1838 fs/jfs/jfs_txnmgr.c:662
 diWrite+0x350/0x11f0 fs/jfs/jfs_imap.c:654
 txCommit+0x5d0/0x3bec fs/jfs/jfs_txnmgr.c:1256
 jfs_mkdir+0x6e4/0x8b4 fs/jfs/namei.c:290
 vfs_mkdir+0x314/0x4d4 fs/namei.c:4114
 do_mkdirat+0x1b4/0x3e0 fs/namei.c:4139
 __do_sys_mkdirat fs/namei.c:4154 [inline]
 __se_sys_mkdirat fs/namei.c:4152 [inline]
 __arm64_sys_mkdirat+0x90/0xa8 fs/namei.c:4152
 __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+0x58/0x138 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: b00429e3 91090063 528052c2 95fe1877 (d4210000) 
---[ end trace 0000000000000000 ]---