In ice-9/suspendable-ports.scm:
    558:2 10 (peek-char _)
   184:27  9 (fill-input #<input-output: string 7fd0b7799d90> _ _)
     72:4  8 (read-bytes #<input-output: string 7fd0b7799d90> # 0 1)
In unknown file:
           7 (port-read #<input-output: string 7fd0b7799d90> # 0 1)
In web/client.scm:
   248:10  6 (read! _ _ _)
In ice-9/boot-9.scm:
  1747:15  5 (with-exception-handler #<procedure 7fd0b4cc0720 at ic…> …)
In ice-9/suspendable-ports.scm:
   261:33  4 (get-bytevector-n! #<input-output: string 7fd0b7799e00> …)
   184:27  3 (fill-input #<input-output: string 7fd0b7799e00> _ _)
    67:33  2 (read-bytes #<input-output: string 7fd0b7799e00> # 0 1024)
In fibers/internal.scm:
    402:6  1 (suspend-current-fiber _)
In ice-9/boot-9.scm:
  1685:16  0 (raise-exception _ #:continuable? _)
Attempt to suspend fiber within continuation barrier

Generated by Ricardo Wurmus using scpaste at Fri May 13 10:30:34 2022. CEST. (original)