kernel BUG at fs/jfs/inode.c:169! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 6376 Comm: syz-executor.2 Not tainted 5.15.155-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:jfs_evict_inode+0x42f/0x440 fs/jfs/inode.c:169 Code: 89 df e8 94 10 ec fe e9 1d fe ff ff e8 9a 4d a2 fe 48 c7 c7 a0 39 cb 8c 4c 89 ee e8 7b 63 4c 01 e9 92 fd ff ff e8 81 4d a2 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 41 57 41 56 41 RSP: 0018:ffffc900039d7768 EFLAGS: 00010293 RAX: ffffffff82de0f5f RBX: ffff88805bc080b8 RCX: ffff888060ca3b80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805bc08430 RBP: ffff88805bc085f8 R08: ffffffff81f56daf R09: fffffbfff1f7ec42 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88805bc08430 R13: ffffffff8ac0e790 R14: dffffc0000000000 R15: ffff88805bc08430 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe401bdd378 CR3: 00000000629f3000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: evict+0x2a4/0x620 fs/inode.c:587 dispose_list fs/inode.c:620 [inline] evict_inodes+0x601/0x6a0 fs/inode.c:670 generic_shutdown_super+0x99/0x2c0 fs/super.c:454 kill_block_super+0x7a/0xe0 fs/super.c:1414 deactivate_locked_super+0xa0/0x110 fs/super.c:335 cleanup_mnt+0x44e/0x500 fs/namespace.c:1143 task_work_run+0x129/0x1a0 kernel/task_work.c:164 exit_task_work include/linux/task_work.h:32 [inline] do_exit+0x6a3/0x2480 kernel/exit.c:872 do_group_exit+0x144/0x310 kernel/exit.c:994 get_signal+0xc66/0x14e0 kernel/signal.c:2889 arch_do_signal_or_restart+0xc3/0x1890 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x97/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x5d/0x240 kernel/entry/common.c:307 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fa4e777b275 Code: Unable to access opcode bytes at RIP 0x7fa4e777b24b. RSP: 002b:00007fa4e5cc2010 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: fffffffffffffdfc RBX: 00007fa4e787df80 RCX: 00007fa4e777b275 RDX: 00007fa4e5cc2050 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fa4e779c47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 000000000000000b R14: 00007fa4e787df80 R15: 00007ffe8755fce8 Modules linked in: ---[ end trace fc2a66e38a311fde ]--- RIP: 0010:jfs_evict_inode+0x42f/0x440 fs/jfs/inode.c:169 Code: 89 df e8 94 10 ec fe e9 1d fe ff ff e8 9a 4d a2 fe 48 c7 c7 a0 39 cb 8c 4c 89 ee e8 7b 63 4c 01 e9 92 fd ff ff e8 81 4d a2 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 41 57 41 56 41 RSP: 0018:ffffc900039d7768 EFLAGS: 00010293 RAX: ffffffff82de0f5f RBX: ffff88805bc080b8 RCX: ffff888060ca3b80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88805bc08430 RBP: ffff88805bc085f8 R08: ffffffff81f56daf R09: fffffbfff1f7ec42 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88805bc08430 R13: ffffffff8ac0e790 R14: dffffc0000000000 R15: ffff88805bc08430 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555556a2b938 CR3: 000000001e1ba000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400