------------[ cut here ]------------ kernel BUG at fs/reiserfs/journal.c:1913! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 4681 Comm: syz-executor Not tainted 5.15.171-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:do_journal_release+0x4c1/0x4d0 fs/reiserfs/journal.c:1913 Code: fc ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 30 fd ff ff 48 89 df e8 fe a2 b8 ff e9 23 fd ff ff e8 94 96 22 08 e8 6f cb 6e ff <0f> 0b e8 68 cb 6e ff 0f 0b 66 0f 1f 44 00 00 41 57 41 56 53 49 89 RSP: 0018:ffffc900031a7b60 EFLAGS: 00010293 RAX: ffffffff8211a841 RBX: 0000000000000000 RCX: ffff888029d79dc0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900031a7c58 R08: ffffffff8211a4dd R09: ffffc900031a7ba0 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88802042e000 R14: 1ffff92000634f70 R15: 1ffff11004085ccf FS: 000055555fc79500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055555f42d588 CR3: 0000000020482000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: journal_release+0x1b/0x30 fs/reiserfs/journal.c:1968 reiserfs_put_super+0x237/0x4b0 fs/reiserfs/super.c:616 generic_shutdown_super+0x130/0x310 fs/super.c:475 kill_block_super+0x7a/0xe0 fs/super.c:1427 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:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x106/0x130 kernel/entry/common.c:181 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: 0033:0x7fe26cb7da47 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:00007ffc3a325ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007fe26cbef23c RCX: 00007fe26cb7da47 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc3a325fa0 RBP: 00007ffc3a325fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc3a327020 R13: 00007fe26cbef23c R14: 000000000001ec39 R15: 00007ffc3a327060 Modules linked in: ---[ end trace 46da20e8e1829570 ]--- RIP: 0010:do_journal_release+0x4c1/0x4d0 fs/reiserfs/journal.c:1913 Code: fc ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 30 fd ff ff 48 89 df e8 fe a2 b8 ff e9 23 fd ff ff e8 94 96 22 08 e8 6f cb 6e ff <0f> 0b e8 68 cb 6e ff 0f 0b 66 0f 1f 44 00 00 41 57 41 56 53 49 89 RSP: 0018:ffffc900031a7b60 EFLAGS: 00010293 RAX: ffffffff8211a841 RBX: 0000000000000000 RCX: ffff888029d79dc0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900031a7c58 R08: ffffffff8211a4dd R09: ffffc900031a7ba0 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88802042e000 R14: 1ffff92000634f70 R15: 1ffff11004085ccf FS: 000055555fc79500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fadf6728ab8 CR3: 0000000020482000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400