------------[ cut here ]------------ kernel BUG at fs/jfs/inode.c:169! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 6693 Comm: syz-executor Not tainted 6.15.0-rc6-syzkaller-00025-g627277ba7c23 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:jfs_evict_inode+0x438/0x440 fs/jfs/inode.c:169 Code: fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 17 fe ff ff 4c 89 f7 e8 b3 fe eb fe e9 0a fe ff ff e8 c9 2f 8c fe 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900039ff920 EFLAGS: 00010293 RAX: ffffffff8333c0d7 RBX: ffff888050c22910 RCX: ffff888024060000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888050c22910 RBP: 0000000000000001 R08: ffffffff8f7dd277 R09: 1ffffffff1efba4e R10: dffffc0000000000 R11: ffffffff83339e70 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888050c22598 R15: ffffffff8333bca0 FS: 0000000000000000(0000) GS:ffff8881260fb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6f58963000 CR3: 000000007f526000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: evict+0x501/0x9c0 fs/inode.c:810 dispose_list fs/inode.c:852 [inline] evict_inodes+0x636/0x6c0 fs/inode.c:906 generic_shutdown_super+0x9a/0x2c0 fs/super.c:627 kill_block_super+0x44/0x90 fs/super.c:1710 deactivate_locked_super+0xbc/0x130 fs/super.c:473 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1431 task_work_run+0x1d1/0x260 kernel/task_work.c:227 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x8d6/0x2550 kernel/exit.c:953 do_group_exit+0x21c/0x2d0 kernel/exit.c:1102 __do_sys_exit_group kernel/exit.c:1113 [inline] __se_sys_exit_group kernel/exit.c:1111 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1111 x64_sys_call+0x21ba/0x21c0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f603bf8e969 Code: Unable to access opcode bytes at 0x7f603bf8e93f. RSP: 002b:00007ffd8a392168 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f603c0108c2 RCX: 00007f603bf8e969 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000002 R08: 00007ffd8a38ff07 R09: 00007ffd8a393420 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd8a393420 R13: 00007f603c01089d R14: 0000555577a794a8 R15: 00007ffd8a3944f0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:jfs_evict_inode+0x438/0x440 fs/jfs/inode.c:169 Code: fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 17 fe ff ff 4c 89 f7 e8 b3 fe eb fe e9 0a fe ff ff e8 c9 2f 8c fe 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900039ff920 EFLAGS: 00010293 RAX: ffffffff8333c0d7 RBX: ffff888050c22910 RCX: ffff888024060000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888050c22910 RBP: 0000000000000001 R08: ffffffff8f7dd277 R09: 1ffffffff1efba4e R10: dffffc0000000000 R11: ffffffff83339e70 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888050c22598 R15: ffffffff8333bca0 FS: 0000000000000000(0000) GS:ffff8881260fb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000007f23a000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400