------------[ cut here ]------------ kernel BUG at fs/jfs/inode.c:169! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5327 Comm: syz-executor312 Not tainted 6.15.0-rc1-syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:jfs_evict_inode+0x437/0x440 fs/jfs/inode.c:169 Code: df e8 fd e7 d2 fe e9 1d fe ff ff e8 03 bf 68 fe 48 c7 c7 e0 09 16 8f 4c 89 ee e8 24 36 e6 01 e9 8f fd ff ff e8 ea be 68 fe 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000d417ab8 EFLAGS: 00010293 RAX: ffffffff835a9636 RBX: ffff8880447daed0 RCX: ffff8880008e4880 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880447db248 RBP: ffffc9000d417c30 R08: ffffffff826443e3 R09: 1ffffffff20bfbee R10: dffffc0000000000 R11: ffffffff835a72e0 R12: ffff8880447db248 R13: ffff8880447db248 R14: dffffc0000000000 R15: ffffc9000d417b80 FS: 00005555697ae380(0000) GS:ffff88808c596000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555697b76f8 CR3: 000000004379a000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: evict+0x4f9/0x9b0 fs/inode.c:810 dispose_list fs/inode.c:852 [inline] evict_inodes+0x6f8/0x7a0 fs/inode.c:906 generic_shutdown_super+0xa0/0x2d0 fs/super.c:627 kill_block_super+0x44/0x90 fs/super.c:1710 deactivate_locked_super+0xc4/0x130 fs/super.c:473 cleanup_mnt+0x422/0x4c0 fs/namespace.c:1435 task_work_run+0x251/0x310 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x13f/0x340 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7efec4fc4607 Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffef5deaf08 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007efec4fc4607 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffef5deafc0 RBP: 00007ffef5deafc0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffef5dec030 R13: 00005555697af6c0 R14: 431bde82d7b634db R15: 00007ffef5dec050 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:jfs_evict_inode+0x437/0x440 fs/jfs/inode.c:169 Code: df e8 fd e7 d2 fe e9 1d fe ff ff e8 03 bf 68 fe 48 c7 c7 e0 09 16 8f 4c 89 ee e8 24 36 e6 01 e9 8f fd ff ff e8 ea be 68 fe 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000d417ab8 EFLAGS: 00010293 RAX: ffffffff835a9636 RBX: ffff8880447daed0 RCX: ffff8880008e4880 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880447db248 RBP: ffffc9000d417c30 R08: ffffffff826443e3 R09: 1ffffffff20bfbee R10: dffffc0000000000 R11: ffffffff835a72e0 R12: ffff8880447db248 R13: ffff8880447db248 R14: dffffc0000000000 R15: ffffc9000d417b80 FS: 00005555697ae380(0000) GS:ffff88808c596000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555697b76f8 CR3: 000000004379a000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400