------------[ cut here ]------------
kernel BUG at fs/jfs/inode.c:175!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 4939 Comm: syz.0.192 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:jfs_evict_inode+0x420/0x430 fs/jfs/inode.c:175
Code: e7 fe e9 e8 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 da 28 e7 fe e9 16 fe ff ff e8 20 01 96 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 57 41 56 41 54
RSP: 0000:ffffc9000d377648 EFLAGS: 00010293
RAX: ffffffff82ec1ff0 RBX: ffff8880715069f0 RCX: ffff88802e5a1e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880715069f0
RBP: 0000000000000001 R08: ffffffff90af238f R09: 1ffffffff215e471
R10: dffffc0000000000 R11: fffffbfff215e472 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888071506678 R15: ffff888071506a18
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30112ff8 CR3: 00000000562a7000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 evict+0x4b6/0x8b0 fs/inode.c:705
 dispose_list fs/inode.c:738 [inline]
 evict_inodes+0x650/0x6e0 fs/inode.c:792
 generic_shutdown_super+0x93/0x340 fs/super.c:480
 kill_block_super+0x7c/0xe0 fs/super.c:1470
 deactivate_locked_super+0x93/0xf0 fs/super.c:332
 cleanup_mnt+0x471/0x4f0 fs/namespace.c:1191
 task_work_run+0x1d0/0x260 kernel/task_work.c:203
 exit_task_work include/linux/task_work.h:39 [inline]
 do_exit+0x9d5/0x2570 kernel/exit.c:881
 do_group_exit+0x229/0x2e0 kernel/exit.c:1024
 get_signal+0x1259/0x1340 kernel/signal.c:2872
 arch_do_signal_or_restart+0xc4/0x1310 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 irqentry_exit_to_user_mode+0x5/0x30 kernel/entry/common.c:316
 exc_page_fault+0x88/0x100 arch/x86/mm/fault.c:1485
 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:608
RIP: 0033:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 002b:0000200000000448 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007f4e82415fa0 RCX: 00007f4e8219ce59
RDX: 0000000000000000 RSI: 0000200000000440 RDI: 0000000002000000
RBP: 00007f4e82232e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 00007f4e82416038 R14: 00007f4e82415fa0 R15: 00007ffef6034788
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jfs_evict_inode+0x420/0x430 fs/jfs/inode.c:175
Code: e7 fe e9 e8 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 da 28 e7 fe e9 16 fe ff ff e8 20 01 96 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 57 41 56 41 54
RSP: 0000:ffffc9000d377648 EFLAGS: 00010293

RAX: ffffffff82ec1ff0 RBX: ffff8880715069f0 RCX: ffff88802e5a1e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880715069f0
RBP: 0000000000000001 R08: ffffffff90af238f R09: 1ffffffff215e471
R10: dffffc0000000000 R11: fffffbfff215e472 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888071506678 R15: ffff888071506a18
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbb8722fdd0 CR3: 0000000056bbd000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400