RBP: 00007ffdafb55270 R08: 00007ffdafb56270 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdafb56300 R13: 00007f6c12e332ca R14: 00000000000c7210 R15: 00007ffdafb56340 gfs2: fsid=syz:syz.0: about to withdraw this file system ------------[ cut here ]------------ kernel BUG at fs/gfs2/trans.c:324! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 1 UID: 0 PID: 5620 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 RIP: 0010:gfs2_trans_add_revoke+0xd1/0xe0 fs/gfs2/trans.c:324 Code: 41 5c 41 5d 41 5e 41 5f e9 47 2d c7 fc cc 89 d9 80 e1 07 80 c1 03 38 c1 7c e3 48 89 df e8 e7 ea ea fd eb d9 e8 60 5e 7d fd 90 <0f> 0b 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 RSP: 0018:ffffc90002f279b8 EFLAGS: 00010293 RAX: ffffffff844913e0 RBX: ffff8880779230d0 RCX: ffff8880768e3e00 RDX: 0000000000000000 RSI: ffff8880775804d0 RDI: ffff88802e384000 RBP: 0000000000020000 R08: ffffffff90576ff7 R09: 1ffffffff20aedfe R10: dffffc0000000000 R11: fffffbfff20aedff R12: ffff8880775804e8 R13: dffffc0000000000 R14: ffff8880775804d0 R15: ffff88802e384000 FS: 000055556d45c500(0000) GS:ffff888125059000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6c2f5ef4b8 CR3: 0000000066fe7000 CR4: 0000000000350ef0 Call Trace: __gfs2_ail_flush+0x134/0x220 fs/gfs2/glops.c:78 gfs2_ail_flush+0xbd/0x100 fs/gfs2/glops.c:152 evict_linked_inode fs/gfs2/super.c:1416 [inline] gfs2_evict_inode+0x73f/0x1400 fs/gfs2/super.c:1482 evict+0x624/0xb50 fs/inode.c:825 gfs2_evict_inodes fs/gfs2/ops_fstype.c:1760 [inline] gfs2_kill_sb+0x2bb/0x430 fs/gfs2/ops_fstype.c:1786 deactivate_locked_super+0xbc/0x130 fs/super.c:477 cleanup_mnt+0x3d3/0x460 fs/namespace.c:1317 task_work_run+0x1d9/0x270 kernel/task_work.c:233 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] __exit_to_user_mode_loop kernel/entry/common.c:70 [inline] exit_to_user_mode_loop+0x1fa/0x730 kernel/entry/common.c:101 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline] do_syscall_64+0x353/0x580 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6c12d9f097 Code: a2 c7 05 5c 26 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 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 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffdafb551b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007f6c12e332ca RCX: 00007f6c12d9f097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdafb55270 RBP: 00007ffdafb55270 R08: 00007ffdafb56270 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdafb56300 R13: 00007f6c12e332ca R14: 00000000000c7210 R15: 00007ffdafb56340 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:gfs2_trans_add_revoke+0xd1/0xe0 fs/gfs2/trans.c:324 Code: 41 5c 41 5d 41 5e 41 5f e9 47 2d c7 fc cc 89 d9 80 e1 07 80 c1 03 38 c1 7c e3 48 89 df e8 e7 ea ea fd eb d9 e8 60 5e 7d fd 90 <0f> 0b 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 RSP: 0018:ffffc90002f279b8 EFLAGS: 00010293 RAX: ffffffff844913e0 RBX: ffff8880779230d0 RCX: ffff8880768e3e00 RDX: 0000000000000000 RSI: ffff8880775804d0 RDI: ffff88802e384000 RBP: 0000000000020000 R08: ffffffff90576ff7 R09: 1ffffffff20aedfe R10: dffffc0000000000 R11: fffffbfff20aedff R12: ffff8880775804e8 R13: dffffc0000000000 R14: ffff8880775804d0 R15: ffff88802e384000 FS: 000055556d45c500(0000) GS:ffff888125059000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6c2f5ef4b8 CR3: 0000000066fe7000 CR4: 0000000000350ef0