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kernel BUG at fs/jfs/inode.c:175!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 18454 Comm: syz.4.3620 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:jfs_evict_inode+0x431/0x440 fs/jfs/inode.c:175
Code: df fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 79 84 df fe e9 16 fe ff ff e8 6f 44 87 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 41 57 41
RSP: 0018:ffffc900034676e0 EFLAGS: 00010293
RAX: ffffffff82ffe721 RBX: ffff8880519b8430 RCX: ffff88807e4ebc00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880519b8430
RBP: 0000000000000001 R08: ffffffff911cd6af R09: 1ffffffff2239ad5
R10: dffffc0000000000 R11: fffffbfff2239ad6 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8880519b80b8 R15: ffff8880519b8468
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f361dff5ff8 CR3: 000000006826a000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 evict+0x4ca/0x8d0 fs/inode.c:705
 dispose_list fs/inode.c:738 [inline]
 evict_inodes+0x606/0x6a0 fs/inode.c:792
 generic_shutdown_super+0x97/0x2b0 fs/super.c:672
 kill_block_super+0x44/0x90 fs/super.c:1660
 deactivate_locked_super+0x97/0x100 fs/super.c:481
 cleanup_mnt+0x43b/0x4d0 fs/namespace.c:1259
 task_work_run+0x1d4/0x260 kernel/task_work.c:245
 exit_task_work include/linux/task_work.h:43 [inline]
 do_exit+0x95a/0x2460 kernel/exit.c:884
 do_group_exit+0x21b/0x2d0 kernel/exit.c:1026
 get_signal+0x12fc/0x13f0 kernel/signal.c:2902
 arch_do_signal_or_restart+0xc2/0x800 arch/x86/kernel/signal.c:310
 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+0x9/0x30 kernel/entry/common.c:315
 exc_page_fault+0x8c/0x100 arch/x86/mm/fault.c:1519
 asm_exc_page_fault+0x26/0x30 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: 00007f5d50a15fa0 RCX: 00007f5d5079ce59
RDX: 0000000000000000 RSI: 0000200000000440 RDI: 0000000002000000
RBP: 00007f5d50832d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 00007f5d50a16038 R14: 00007f5d50a15fa0 R15: 00007fff06669118
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jfs_evict_inode+0x431/0x440 fs/jfs/inode.c:175
Code: df fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 79 84 df fe e9 16 fe ff ff e8 6f 44 87 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 41 57 41
RSP: 0018:ffffc900034676e0 EFLAGS: 00010293
RAX: ffffffff82ffe721 RBX: ffff8880519b8430 RCX: ffff88807e4ebc00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880519b8430
RBP: 0000000000000001 R08: ffffffff911cd6af R09: 1ffffffff2239ad5
R10: dffffc0000000000 R11: fffffbfff2239ad6 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8880519b80b8 R15: ffff8880519b8468
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c348465 CR3: 000000007b449000 CR4: 00000000003506e0