------------[ cut here ]------------ kernel BUG at fs/reiserfs/journal.c:1916! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 3553 Comm: syz-executor Not tainted 6.1.96-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:do_journal_release+0x4c1/0x4d0 fs/reiserfs/journal.c:1916 Code: fc ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 30 fd ff ff 48 89 df e8 ee 72 b3 ff e9 23 fd ff ff e8 94 77 5c 08 e8 df f1 5b ff <0f> 0b e8 d8 f1 5b ff 0f 0b 66 0f 1f 44 00 00 41 57 41 56 53 49 89 RSP: 0018:ffffc9000454fae0 EFLAGS: 00010293 RAX: ffffffff822ea1f1 RBX: 0000000000000000 RCX: ffff888028d55940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc9000454fbd8 R08: ffffffff822e9e8d R09: ffffc9000454fb20 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88805fbca000 R14: 1ffff920008a9f60 R15: 1ffff1100bf794cf FS: 00005555561cb500(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0717c0dfa8 CR3: 0000000061e84000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: journal_release+0x1b/0x30 fs/reiserfs/journal.c:1971 reiserfs_put_super+0x237/0x4b0 fs/reiserfs/super.c:616 generic_shutdown_super+0x130/0x340 fs/super.c:501 kill_block_super+0x7a/0xe0 fs/super.c:1459 deactivate_locked_super+0xa0/0x110 fs/super.c:332 cleanup_mnt+0x490/0x520 fs/namespace.c:1186 task_work_run+0x246/0x300 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xde/0x100 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f2bab776ec7 Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffe9ab268e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f2bab776ec7 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe9ab269a0 RBP: 00007ffe9ab269a0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe9ab27a50 R13: 00007f2bab7e364a R14: 00000000000289b9 R15: 00007ffe9ab27a90 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:do_journal_release+0x4c1/0x4d0 fs/reiserfs/journal.c:1916 Code: fc ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 30 fd ff ff 48 89 df e8 ee 72 b3 ff e9 23 fd ff ff e8 94 77 5c 08 e8 df f1 5b ff <0f> 0b e8 d8 f1 5b ff 0f 0b 66 0f 1f 44 00 00 41 57 41 56 53 49 89 RSP: 0018:ffffc9000454fae0 EFLAGS: 00010293 RAX: ffffffff822ea1f1 RBX: 0000000000000000 RCX: ffff888028d55940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc9000454fbd8 R08: ffffffff822e9e8d R09: ffffc9000454fb20 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88805fbca000 R14: 1ffff920008a9f60 R15: 1ffff1100bf794cf FS: 00005555561cb500(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c42f46f CR3: 0000000061e84000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400