------------[ cut here ]------------ kernel BUG at block/bio.c:335! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 4529 Comm: syz.3.20 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : bio_chain+0x110/0x138 block/bio.c:335 lr : bio_chain+0x110/0x138 block/bio.c:335 sp : ffff8000236376a0 x29: ffff8000236376a0 x28: 0000000000000002 x27: 0000000000000494 x26: 0000000000000400 x25: ffff0000d87fcf28 x24: 0000000000001c00 x23: 1fffe0001b0ff9e8 x22: dfff800000000000 x21: ffff0000d87fcf00 x20: ffff0000d87fcf40 x19: ffff0000d87fd200 x18: ffff800011b7bf60 x17: 1fffe00033eaed7e x16: ffff8000082d7e60 x15: ffff800008a2fd68 x14: 0000000000000001 x13: 1ffff00002a40071 x12: 0000000000080000 x11: 000000000007ffff x10: ffff800027d8a000 x9 : ffff80000a6e7b7c x8 : 0000000000080000 x7 : ffff80000a78a740 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000002 x2 : 0000000000000008 x1 : ffff0000d87fd200 x0 : ffff0000d87fcf00 Call trace: bio_chain+0x110/0x138 block/bio.c:335 gfs2_chain_bio fs/gfs2/lops.c:494 [inline] gfs2_find_jhead+0x718/0xb30 fs/gfs2/lops.c:559 gfs2_make_fs_rw+0x1a4/0x45c fs/gfs2/super.c:140 gfs2_fill_super+0x1300/0x194c fs/gfs2/ops_fstype.c:1271 get_tree_bdev+0x358/0x544 fs/super.c:1366 gfs2_get_tree+0x54/0x1b4 fs/gfs2/ops_fstype.c:1327 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3078 path_mount+0x5bc/0xe80 fs/namespace.c:3408 do_mount fs/namespace.c:3421 [inline] __do_sys_mount fs/namespace.c:3629 [inline] __se_sys_mount fs/namespace.c:3606 [inline] __arm64_sys_mount+0x49c/0x59c fs/namespace.c:3606 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: 54fffd6b 9787f5bb 17ffffe9 97770cd9 (d4210000) ---[ end trace 0000000000000000 ]---